請參閱我們的方案和價格

協助中心

哈囉!, Guest

按圖搜尋

按圖搜尋

常規的向量圖素材集

4,253 相配

排列 :

筛选条件 : 更多

安全搜尋

頁數之 43

排列

图片类型

圖片形狀

安全搜尋

類型

樣式

鮮豔

更多

Fibroblast growth factor 1 (FGF1, heparin-binding growth factor 1) protein. FGF1 is being investigated for the treatment of diabetes. 3D rendering based on protein data bank entry 3ud7. Atoms are represented as spheres with conventional color coding.

#78432833 - Fibroblast growth factor 1 (FGF1, heparin-binding growth fa

Set of different screwdrivers cross-shaped and conventional flat 向量圖像

#98191130 - Set of different screwdrivers cross-shaped and conventional

3d render of removable full implant denture isolated over white background

#102508533 - 3d render of removable full implant denture isolated over w

Seigaiha or seigainami literally means wave of the sea. seamless pattern abstract scales simple Nature background with japanese circle white black colors. Vector illustration

#109700043 - Seigaiha or seigainami literally means wave of the sea. sea

Politeness word cloud concept. Vector illustration

#92926136 - Politeness word cloud concept. Vector illustration

Perfluorooctanoic acid (PFOA, C8) molecule. Important and persistent pollutant. Stylized 2D renderings and conventional skeletal formula.

#50442385 - Perfluorooctanoic acid (PFOA, C8) molecule. Important and p

inositol (myo-inositol) molecule. 3D rendering. Inositol and its phosphates play essential roles in a number of biological processes. Atoms are represented as spheres with conventional color coding: hydrogen (white), carbon (grey), oxygen (red).

#57007940 - inositol (myo-inositol) molecule. 3D rendering. Inositol a

#83798495 - japanese necklace isolated icon vector illustration design

Renewable and conventional energy line icons, signs, vector set, outline concept, linear illustration

#122419456 - Renewable and conventional energy line icons, signs, vector

#83798092 - japanese necklace isolated icon vector illustration design

Planet with nuclear plant wind turbine and a solar panel - energy clean source vector illustration

#96522106 - Planet with nuclear plant wind turbine and a solar panel -

#83798130 - japanese necklace isolated icon vector illustration design

Liver transplantation vector concept 向量圖像

#81003958 - Liver transplantation vector concept

landline telephone

#86278451 - landline telephone

Tolmetin NSAID drug molecule. Conventional skeletal formula and stylized representations.

#81317234 - Tolmetin NSAID drug molecule. Conventional skeletal formula

Ecgonine coca alkaloid molecule. Metabolite of cocaine. Conventional skeletal formula and stylized representations.

#81317779 - Ecgonine coca alkaloid molecule. Metabolite of cocaine. Con

Glycidol molecule. Conventional skeletal formula and stylized representations.

#81317796 - Glycidol molecule. Conventional skeletal formula and styliz

Apalutamide prostate cancer drug molecule. Conventional skeletal formula and stylized representations.

#81317881 - Apalutamide prostate cancer drug molecule. Conventional ske

Ertugliflozin diabetes drug molecule. Conventional skeletal formula and stylized representations.

#81317885 - Ertugliflozin diabetes drug molecule. Conventional skeletal

Caryophyllene molecule. Constituent of multiple herbal essential oils, including clove oil. Conventional skeletal formula and stylized representations.

#81317889 - Caryophyllene molecule. Constituent of multiple herbal esse

Molecular structure of melatonin. Atoms are represented as spheres with conventional color coding: hydrogen (white), carbon (grey), oxygen (red), nitrogen (blue). Medical background. 3d illustration

#121143172 - Molecular structure of melatonin. Atoms are represented as

Molecular structure of shiga toxin. Atoms are represented as spheres with conventional color coding: sulfur (yellow), carbon (grey), oxygen (red), nitrogen (blue). Medical background. 3d illustration

#121143177 - Molecular structure of shiga toxin. Atoms are represented a

Prenol, or 3-methyl-2-buten-1-ol, is a natural alcohol. It is one of the most simple terpenoids

#92779670 - Prenol, or 3-methyl-2-buten-1-ol, is a natural alcohol. It

Mandelic acid is an aromatic alpha hydroxy acid. It is a useful precursor for drugs

#102801052 - Mandelic acid is an aromatic alpha hydroxy acid. It is a us

Crizotinib is an anti-cancer drug acting as an anaplastic lymphoma kinase and c-ros oncogene 1 inhibitor, approved for treatment of some non-small cell lung carcinoma . 3d illustration

#83254141 - Crizotinib is an anti-cancer drug acting as an anaplastic l

Crizotinib is an anti-cancer drug acting as an anaplastic lymphoma kinase and c-ros oncogene 1 inhibitor, approved for treatment of some non-small cell lung carcinoma . 3d illustration

#83254142 - Crizotinib is an anti-cancer drug acting as an anaplastic l

Pirfenidone is a medication used for the treatment of idiopathic pulmonary fibrosis or IPF. It works by reducing lung fibrosis. 3d illustration

#83353269 - Pirfenidone is a medication used for the treatment of idiop

Pirfenidone is a medication used for the treatment of idiopathic pulmonary fibrosis or IPF. It works by reducing lung fibrosis. 3d illustration

#83353295 - Pirfenidone is a medication used for the treatment of idiop

Isoflurane molecular structure isolated on white 版權商用圖片

#83229971 - Isoflurane molecular structure isolated on white

Enalapril is a medication used to treat high blood pressure, diabetic kidney disease, and hea. 3d illustration

#83211824 - Enalapril is a medication used to treat high blood pressure

Limited Stock rubber stamp 向量圖像

#78174440 - Limited Stock rubber stamp

Integrin alpha-4 beta 7 (a4b7, headpiece). Cell surface protein complex that plays a role in directing T lymphocytes to the gut. 3D rendering based on protein data bank entry 3v4v. Atoms are represented as spheres with conventional color coding.

#78432709 - Integrin alpha-4 beta 7 (a4b7, headpiece). Cell surface pro

Pembrolizumab monoclonal antibody drug protein. Immune checkpoint inhibitor targetting PD-1, used in the treatment of a number of cancers. 3D rendering based on protein data bank entry 5dk3. Atoms are represented as spheres with conventional color coding. 版權商用圖片

#78432778 - Pembrolizumab monoclonal antibody drug protein. Immune chec

CD47 (integrin associated protein, extracellular domain) protein. Often present on cancer cells and a potential antitumoral drug target. 3D rendering based on protein data bank entry 4cmm. Atoms are represented as spheres with conventional color coding.

#78436735 - CD47 (integrin associated protein, extracellular domain) pr

Politeness word cloud concept. Vector illustration

#92926137 - Politeness word cloud concept. Vector illustration

Ornithine is a non-proteinogenic amino acid that plays a role in the urea cycle. Ornithine is abnormally accumulated in the body in ornithine transcarbamylase deficiency. 3d illustration 版權商用圖片

#78101372 - Ornithine is a non-proteinogenic amino acid that plays a ro

#92871776 - Round icon of gas tanker. Flat style illustration with lon

seamless checkered table cloth background colored red

#122937374 - seamless checkered table cloth background colored red

Wormhole vector illustration. Travel and cosmic teleport in spacetime. Infographic with earth, conventional space, hyperspace, distant galaxy and light curvature. 向量圖像

#118163240 - Wormhole vector illustration. Travel and cosmic teleport in

4,4-methylenedianiline (methylenedianiline, MDA) molecule. 3D rendering. Suspected carcinogen, on the list of substances of very high concern. Used in polyurethane production. Atoms are represented as spheres with conventional color coding: hydrogen (wh

#57015023 - 4,4-methylenedianiline (methylenedianiline, MDA) molecule.

dial phone

#116535268 - dial phone

Horisontal blackboard isolated with white splashes. Hand drawn chalkboad texture for background. Vector illustration.

#77254834 - Horisontal blackboard isolated with white splashes. Hand dr

BEST SUPPLEMENTS TO GAIN WEIGHT TEXT WORD CLOUD CONCEPT 向量圖像

#79577423 - BEST SUPPLEMENTS TO GAIN WEIGHT TEXT WORD CLOUD CONCEPT

ASTHMA TREATMENT WAYS TEXT WORD CLOUD CONCEPT

#79496601 - ASTHMA TREATMENT WAYS TEXT WORD CLOUD CONCEPT

Flutamide is a nonsteroidal antiandrogen NSAA used primarily to treat prostate cancer. It acts as a selective antagonist of the androgen receptor. 3d illustration

#84547672 - Flutamide is a nonsteroidal antiandrogen NSAA used primaril

Flutamide is a nonsteroidal antiandrogen NSAA used primarily to treat prostate cancer. It acts as a selective antagonist of the androgen receptor. 3d illustration

#84566395 - Flutamide is a nonsteroidal antiandrogen NSAA used primaril

Lipopolysaccharide (LPS, lipid A and inner core fragment) endotoxin molecule from E. coli. 3D rendering based on protein data bank entry 3fxi. Atoms are represented as spheres with conventional color coding.

#78796757 - Lipopolysaccharide (LPS, lipid A and inner core fragment) e

Vector concept online education. Comparison of conventional and remote training. Usual school building, board and backpack. Boy gets training through computer with books, apple, pencil and smart phone

#83793129 - Vector concept online education. Comparison of conventional

Isometric Tractor works in a field. Agriculture machinery. Plowing in the field. Heavy agricultural machinery for fieldwork. Vector illustration.

#94369186 - Isometric Tractor works in a field. Agriculture machinery.

Isometric Tractor works in a field. Agriculture machinery. Plowing in the field. Heavy agricultural machinery for fieldwork. Vector illustration.

#94369196 - Isometric Tractor works in a field. Agriculture machinery.

Elafibranor drug molecule. 3D rendering. Atoms are represented as spheres with conventional color coding: hydrogen (white), carbon (grey), nitrogen (blue), oxygen (red), sulfur (yellow). 版權商用圖片

#79389889 - Elafibranor drug molecule. 3D rendering. Atoms are represen

Tolmetin NSAID drug molecule. 3D rendering. Atoms are represented as spheres with conventional color coding: hydrogen (white), carbon (grey), nitrogen (blue), oxygen (red). 版權商用圖片

#79389890 - Tolmetin NSAID drug molecule. 3D rendering. Atoms are repre

Fruquintinib cancer drug molecule. 3D rendering. Atoms are represented as spheres with conventional color coding: hydrogen (white), carbon (grey), nitrogen (blue), oxygen (red).

#79389915 - Fruquintinib cancer drug molecule. 3D rendering. Atoms are

Apalutamide prostate cancer drug molecule. 3D rendering. Atoms are represented as spheres with conventional color coding: hydrogen (white), carbon (grey), nitrogen (blue), oxygen (red), sulfur (yellow), fluorine (light green). 版權商用圖片

#79389935 - Apalutamide prostate cancer drug molecule. 3D rendering. At

Asenapine antipsychotic drug molecule. 3D rendering. Atoms are represented as spheres with conventional color coding: hydrogen (white), carbon (grey), nitrogen (blue), oxygen (red), chlorine (green).

#79389944 - Asenapine antipsychotic drug molecule. 3D rendering. Atoms

Fezolinetant drug molecule (NK3 receptor inhibitor). 3D rendering. Atoms are represented as spheres with conventional color coding: hydrogen (white), carbon (grey), nitrogen (blue), oxygen (red), sulfur (yellow), fluorine (light green).

#79389978 - Fezolinetant drug molecule (NK3 receptor inhibitor). 3D ren

Etodolac NSAID drug molecule. 3D rendering. Atoms are represented as spheres with conventional color coding: hydrogen (white), carbon (grey), nitrogen (blue), oxygen (red). 版權商用圖片

#79390115 - Etodolac NSAID drug molecule. 3D rendering. Atoms are repre

Etodolac NSAID drug molecule. 3D rendering. Atoms are represented as spheres with conventional color coding: hydrogen (white), carbon (grey), nitrogen (blue), oxygen (red). 版權商用圖片

#79390254 - Etodolac NSAID drug molecule. 3D rendering. Atoms are repre

Elafibranor drug molecule. 3D rendering. Atoms are represented as spheres with conventional color coding: hydrogen (white), carbon (grey), nitrogen (blue), oxygen (red), sulfur (yellow). 版權商用圖片

#79390314 - Elafibranor drug molecule. 3D rendering. Atoms are represen

Telotristat ethyl drug molecule (tryptophan hydroxylase inhibitor). 3D rendering. Atoms are represented as spheres with conventional color coding: hydrogen (white), carbon (grey), nitrogen (blue), oxygen (red), sulfur (yellow), fluorine (light green).

#79390426 - Telotristat ethyl drug molecule (tryptophan hydroxylase inh

Secnidazole anti-infective drug molecule (nitroimidazole class). 3D rendering. Atoms are represented as spheres with conventional color coding: hydrogen (white), carbon (grey), nitrogen (blue), oxygen (red).

#79390584 - Secnidazole anti-infective drug molecule (nitroimidazole cl

landline telephone

#86307668 - landline telephone

Selenomethionine amino acid molecule. Selenium containing natural analog of methionine. Stylized 2D renderings and conventional skeletal formula.

#46282671 - Selenomethionine amino acid molecule. Selenium containing n

#81510680 - Main gear icon. Cartoon illustration of main gear vector ic

Oil rig silhouettes and orange sky, vector illustration, industrial, gas 向量圖像

#106666402 - Oil rig silhouettes and orange sky, vector illustration, in

Truck. A light conventional image on a black background with the inscription truck. Vector illustration. 向量圖像

#80788182 - Truck. A light conventional image on a black background wit

Bicalutamide is an anti-androgen medication that is primarily used to treat prostate cancer. 向量圖像

#87532253 - Bicalutamide is an anti-androgen medication that is primari

Cyclic guanosine monophosphate is a cyclic nucleotide derived from guanosine triphosphate.

#87532254 - Cyclic guanosine monophosphate is a cyclic nucleotide deriv

ENGLISH TEA ROOM A BLISSFUL NIRVANA Text Background Word Cloud Concept 向量圖像

#82569564 - ENGLISH TEA ROOM A BLISSFUL NIRVANA Text Background Word Cl

3d render of removable full denture isolated over white background

#102508532 - 3d render of removable full denture isolated over white bac

3d render of removable partial denture isolated over white background 版權商用圖片

#102508536 - 3d render of removable partial denture isolated over white

Illustration of an isolated lineart house with a conventional family pictogram 向量圖像

#77376267 - Illustration of an isolated lineart house with a convention

Germane is the chemical compound with the formula GeH4, and the germanium analogue of methane. It is the simplest germanium hydride and one of the most useful compounds of germanium. 3d illustration

#75315189 - Germane is the chemical compound with the formula GeH4, and

Phosphine or phosphane is the compound with the chemical formula PH3. It is a colorless, flammable, toxic gas and pnictogen hydride. 3d illustration

#75370655 - Phosphine or phosphane is the compound with the chemical fo

The word ORTHODOX concept written in colorful abstract typography. Vector EPS 10 available. 向量圖像

#100397376 - The word ORTHODOX concept written in colorful abstract typo

Super hero mascara brush in the cartoon shape 向量圖像

#115489699 - Super hero mascara brush in the cartoon shape

commodity conventional signs; fastfood restaurants 向量圖像

#110381022 - commodity conventional signs; fastfood restaurants

Normal label composition of cannabis leaves in variable sizes and green shades. Vector flat grass leaves are grouped into Normal label illustration. Narcotic vector illustration.

#105572484 - Normal label composition of cannabis leaves in variable siz

wave blue grey black brown colors card banner design for text abstract scales simple Nature background with japanese circle pattern. Vector illustration

#110022099 - wave blue grey black brown colors card banner design for te

wave blue grey black brown colors card banner design for text abstract scales simple Nature background with japanese circle pattern. Vector illustration

#110022100 - wave blue grey black brown colors card banner design for te

Illustration of a long shadow Venezuela rounded button with a conventional family pictogram

#84198006 - Illustration of a long shadow Venezuela rounded button with

Liver transplantation concept: dividing into segments

#69007244 - Liver transplantation concept: dividing into segments

Dabrafenib is a drug for the treatment of cancers. It acts as an inhibitor, which plays a role in the regulation of cell growth. 3d illustration

#88565567 - Dabrafenib is a drug for the treatment of cancers. It acts

Cyclophosphamide or cytophosphane is a medication used as chemotherapy and to suppress the immune system. 3d illustration

#88558413 - Cyclophosphamide or cytophosphane is a medication used as c

Cyclophosphamide or cytophosphane is a medication used as chemotherapy and to suppress the immune system. 3d illustration

#88558416 - Cyclophosphamide or cytophosphane is a medication used as c

Horizontal chalkboard isolated on white background. School blackboard vector illustration.

#108356581 - Horizontal chalkboard isolated on white background. School

$Grunge NORMAL rectangle stamp seals isolated on a white background. Rectangular seals with grunge texture in red, blue, black and gray colors.$

#119562768 - Grunge NORMAL rectangle stamp seals isolated on a white bac

Oxazole is the parent compound for a vast class of heterocyclic aromatic organic compounds. 3d illustration

#78101380 - Oxazole is the parent compound for a vast class of heterocy

Patulin mycotoxin molecule. Conventional skeletal formula and stylized representations.

#81316951 - Patulin mycotoxin molecule. Conventional skeletal formula a

Hydrastine herbal alkaloid molecule, found in Hydrastis canadensis (goldenseal). Conventional skeletal formula and stylized representations.

#81316960 - Hydrastine herbal alkaloid molecule, found in Hydrastis can

Sinomenine herbal alkaloid molecule. Isolated from Sinomenium acutum. Conventional skeletal formula and stylized representations.

#81317227 - Sinomenine herbal alkaloid molecule. Isolated from Sinomeni

Octamethylcyclotetrasiloxane (D4 silicone) molecule. Conventional skeletal formula and stylized representations.

#81317240 - Octamethylcyclotetrasiloxane (D4 silicone) molecule. Conven

Carbonate anion, chemical structure. Conventional skeletal formula and stylized representations.

#81317337 - Carbonate anion, chemical structure. Conventional skeletal

Febrifugine alkaloid molecule, first isolated from Dichroa febrifuga. Conventional skeletal formula and stylized representations.

#81317342 - Febrifugine alkaloid molecule, first isolated from Dichroa

Bisulfite anion, chemical structure. Common salts include sodium bisulfite (E222) and potassium bisulfite (E228), used as food preservatives. Conventional skeletal formula and stylized representations.

#81317397 - Bisulfite anion, chemical structure. Common salts include s

Aconitine molecule. Toxin present in Aconitum plants (monkshood). Conventional skeletal formula and stylized representations.

#81317399 - Aconitine molecule. Toxin present in Aconitum plants (monks

Thiamine triphosphate molecule. Conventional skeletal formula and stylized representations.

#81317406 - Thiamine triphosphate molecule. Conventional skeletal formu

Bicarbonate anion, chemical structure. Common salts include sodium bicarbonate (baking soda) and ammonium bicarbonate. Conventional skeletal formula and stylized representations.

#81317768 - Bicarbonate anion, chemical structure. Common salts include

Emetine molecule. Has emetic (induces vomiting) and anti-protozoal properties. Conventional skeletal formula and stylized representations. 向量圖像

#81317880 - Emetine molecule. Has emetic (induces vomiting) and anti-pr

Pyrroloquinoline quinone (PQQ) redox cofactor molecule. Conventional skeletal formula and stylized representations. 向量圖像

#81317886 - Pyrroloquinoline quinone (PQQ) redox cofactor molecule. Con

頁數之 43

關於123RF

關於

特徵

博客

指導課程

服務

Corporate+

123rf合作夥伴計劃

123RF的增值經銷計劃

123RF聯盟計畫

法律規範

Legal

執照

隱私聲明

權力條規

COOKIE政策

國際

Русский язык

Português (PT)

支持

需要幫助嗎？請聯絡您的客戶經理

@ 1 866 655 3733

聯絡

協助中心

聯繫我們

Follow us on Twitter

Join us on Facebook

Connect with us on Google+

Follow us on Pinterest

Follow us on Instagram

關於123RF

關於

特徵

博客

指導課程

服務

Corporate+

123rf合作夥伴計劃

123RF的增值經銷計劃

123RF聯盟計畫

法律規範

Legal

執照

隱私聲明

權力條規

COOKIE政策

國際

Русский язык

Português (PT)

支持

需要幫助嗎？請聯絡您的客戶經理

@ 1 866 655 3733

聯絡

協助中心

聯繫我們

Follow us on Twitter

Join us on Facebook

Connect with us on Google+

Follow us on Pinterest

Follow us on Instagram