卓特视觉为您搜索到62531708张kexueshijie图片素材，包括kexueshijie图片，kexueshijie素材，kexueshijie插画，kexueshijie矢量。卓特视觉提供海量kexueshijie版权图片下载

共62,531,708个结果

最相关最新下载最多

ID:1645767423 办公室里拿着笔记本电脑和记事本的自信年轻职业女性

ID:1641951894 基于神经网络与数字化转型的人工智能创新。人工智能创新推动自动化、激发创意、提升搜索引擎优化（SEO），并实现全球互联。

ID:1657099861 Multiethnic group of middle aged professionals collaborating around laptops during business meeting, hands gesturing while discussing project, focus on teamwork and communication

ID:1665018993 Software engineer using laptop computer with global network connection, Technology, innovation

ID:1670120157 Two professionals analyzing data on a laptop in an office environment

ID:1657673481 Young business man manager or teacher talking to camera having remote video conference call meeting

ID:1662197426 Smart robot arm systems for innovative warehouse and factory digital technology . Automation manufacturing robot controlled by industry engineering using IOT software connected to internet network .

ID:1665422812 Cheerful businesswoman being proud of good infographics with AI tools, using artificial intelligence for optimization and goals achievement in a multinational company. Neural networks. Camera B.

ID:405110627 female teacher teach chinese online

ID:1670805596 smiling man talking smartphone wearing casual jacket glasses sitting white desk laptop digital nomad remote work concept

ID:1676263579 Graphic designer software for modern design of web page and commercial ads showing on the computer screen

ID:1675601591 Closeup of young man hands holding red present gift box with engagement ring or jewelry proposing marriage to happy woman standing in living room at home. Couple in love and relationships concept.

ID:1625298875 Diverse Hands Collaborating with Gears and Icons Symbolizing Teamwork, Technology, and Business Strategy in a Modern Office Context. Amity

ID:1663943364 Male worker from AC maintenance service, standing on ladder with toolbox, opens modern white air conditioner on wall, repairs some inside parts and changes filters

ID:1668783765 joyful woman dancing at beach wearing denim dress and red bandana with sunset over calm ocean in background

ID:1665018195 Two happy diverse multiethnic business team people working, talking in corporate office

ID:1660649467 Startup engineer and colleague with paraplegia brainstorming, working with machine learning tech. Man in wheelchair and coworker in office transforming data into AI predictive models, camera A

ID:413962848 male professor teach online

ID:1668781793 smiling woman enjoying nature outdoors in sunny park with green trees and casual denim jacket and red scarf accessory

ID:1667736225 Empty data center, cables and storage in server room for IT, infrastructure and software security. Interior, power supply and wires for electrical maintenance, hardware systems and database machine

ID:1665400300 Emotional young man in headphones listening to music, singing song, using smartphone as mic on orange background. Millennial guy in headset pretending to be rock star, enjoying his favorite playlist

ID:1661347527 Fitness, spin class and people in gym on bicycle for cardio exercise, workout and training. Sports machine, health club and woman on stationary bike for cycling, endurance and challenge for wellness

ID:1658358661 Nurse or caregiver helping elderly woman with usage of smartphone, downloading app for monitoring health, posing in clinic or health centre. Professional guidance and health care concept

ID:1658655965 Young woman smiling in front of vibrant orange background

ID:1650351591 Happy asian business woman using smartphone, online working on laptop computer, surfing the internet, searching the information at office.

ID:1646686731 Server room, portrait and woman technician with tablet for cybersecurity, update and machine system. IT support, data center and smile of engineer for network, information technology and solution

ID:250661379 cyber sport gamer win game

ID:1649703989 Teamwork, Power And Partnership Concept. Below view of multucultural group of smiling people making fist bump standing in circle. Workers doing fist pump together celebrating good deal

ID:1658297136 Family fun father with baby swinging on the swings in forest playground travel vacations outdoor lifestyle summer in Finland, parent dad with infant child love happiness candid moments, Fathers day

ID:1666223827 A confident woman in a red blouse stands in a modern office, leading a team meeting. The diverse group of employees collaborates in a professional setting, showcasing teamwork and leadership.

ID:1668773264 Happy friends toasting with beer glasses at restaurant dinner

ID:1656409047 Autumn woman in golden sunlight. Romantic portrait of stylish girl with leaves. Beautiful woman face in autumn park. Autumn model by falling foliage. Young woman walking through yellow leaves.

ID:1647048462 Businessman holding paper report with financial charts and graphs overlayed, modern graphic style on white background, concept of market analysis

ID:1661373336 Gorgeous mid aged mature woman looking at camera and smiling. Healthy face skin care beauty

ID:1657411632 Smiling pretty young Asian woman sitting on cozy couch, using funny mobile apps in living room. Woman at Home, Doing Online Shopping, Messaging Friends, Posting on Social Media

ID:338102389 A young asian couple is moving to a new home

ID:1652663708 Luck And Win. Portrait of surprised young afro student looking at laptop computer, working at campus cafe, copyspace

ID:1667136532 Exhausted nurse resting on stairwell during hospital shift

ID:1652632925 Young woman riding a bicycle on a path in a dense sunny forest. Happy woman enjoying nature and cycling at sunset. Weekend concept. Active lifestyle.

ID:1646490088 Young businesswoman with folders in office

ID:1656018381 Young fitness trainer instructor sporty woman wear red sportswear training in home gym listen music in headphones do horns up gesture isolated on plain blue background. Workout sport fit abs concept.

ID:1585709094 自信的职业女性在办公室微笑着使用笔记本电脑工作

ID:1657930787 Modern smoke detector with evacuation plans and fire call point on yellow background

ID:1665968446 Energy storage system or battery container unit with solar panels for smart city

ID:130582807 Young woman sitting on sofa and having stomachache

ID:1664027378 Environmental scientists test water quality at a wastewater discharge site. One in a hazmat suit gives a thumbs up while his colleague records data, a concept of teamwork and success.

ID:1658355248 Group of happy young successful business people in formal clothes applauding making a good deal discussing job projects. Coworkers working together at workplace. Teamwork concept. Banner.

ID:1668755174 Vertical photo of young athlete view from above wide angle. Professional rider on mountain bike

ID:1655289051 Happy african american woman sitting on fitball, ready for training, raising hands up, stretching and smiling to camera over yellow studio background. Active lifestyle concept

ID:1613884358 Charming young woman with long blonde hair posing in casual colorful top against pink background with playful expression

ID:1661527604 Cropped view of with disability black man sitting in wheelchair at home. Unrecognizable young guy using medical equipment indoors. Impairment and mobility aids concept

ID:1659821368 Template sketch trend artwork 3D collage of idea lamp logic challenge think solution young lady stand think minded board pin plant sheet

ID:1669722045 Group of Asian business people teams meeting working together in modern office working design planning and ideas concept

ID:351447858 Asian family playing in the living room

ID:1660420921 Studio shot of natural blonde woman in white top and denim shorts looking calm on studio white background.

ID:1579528898 一群商业专业人士正在开会，为金融公司讨论想法和解决方案

ID:1648014951 Maintenance technician performs air conditioning installation in a modern apartment

ID:1670775846 Athletic young woman on blue background shows biceps, close-up. Portrait of trainer girl in sportswear. Concept sports person, physical exercise, portrait sportswoman, bodybuilding

ID:1652605275 Positive focused 20s corporate professional girl working at computer, using monitor and mouse at workplace table, using business financial application on pc for job task

ID:1650385781 Agriculturist using touchpad while inspecting the corps on his farm.

ID:1672452836 Young woman lying on grass outdoors in trendy casual outfit during spring, expressing joy and relaxation in natural light

ID:1658621024 Diverse team engaged in discussion around a desk in a corporate office

ID:401613943 Vietnamese girl wear traditional long dress Ao Dai isolated on white background

ID:1659267510 Business, problem solving or tech support with man and woman in office together for troubleshooting. Help, meeting or tablet with employee and IT professional in workplace for network maintenance

ID:1663340539 Creative design composite collage of clock time corporate strategy office manager teamwork business man lady sit table talk work computer

ID:1660394787 Group of diverse teenagers walking together outdoors in park, carrying backpacks and books, smiling and talking, surrounded by green trees and grass, enjoying time after school

ID:1652632761 Serious young Indian professional woman in casual working on creative startup project at pc monitor in office, using business application, online modern technology for job task. Vertical shot

ID:1677204843 Woman pinching her nose because of bad breath from her partner sleeping in bed

ID:1651080859 Young woman in stylish orange top expressing intense emotions against a violet background

ID:1667176245 Brazilian woman and Latino man engaged in focused discussion in front of large whiteboard filled with diverse sticky notes, charts, and planning grids. Strategizing, goals reviewing and collaboration

ID:1670289601 Successful freelancer celebrating financial growth working remotely computer desk laptop in creative collage style concept

ID:207900243 Happy asian man holding a pill and a glass of water looking at camera

ID:1639255391 Young caucasian woman over isolated background listening music

ID:1653381657 Construction HVAC Worker Installing Air Duct in Warehouse During Daylight Hours

ID:1663779472 Young athletic woman stretching outdoors in a green park, illustrating healthy lifestyle, fitness, and outdoor exercise in summer

ID:1650550118 Close-up of a consumer browsing star ratings on a smartphone; floating review bubbles show research, social proof and trust before purchase, illustrating e-commerce decisions and marketing analytics

ID:1662633773 Triangle, warning and car accident, road and engine inspection for public safety, mechanic and city. Person, technician and checking cause of breakdown, outdoor and caution on street, alert or danger

ID:1659226982 Fresh, nutritious salad held in a person's hands. A balanced meal for a healthy and mindful lifestyle.

ID:1579572254 忙碌的成熟资深商业人士、高管站在办公室使用数字平板电脑。中年职业商人、企业经理身着西装，戴着眼镜，手持平板电脑处理金融项目

ID:1665568175 Health care workers helping mature people to do sport exercises with dumbbells and fit ball in gym. Physiotherapist helping retired man and woman in rehab in rehabilitation center.

ID:281927301 Multi-ethnic group of school children laughing and running

ID:1654682838 Happy couple petting dog on sofa in new home

ID:1641553672 Confident mid aged woman standing in the office

ID:1657902819 Generated image

ID:1654454359 Portrait of beautiful senior woman standing on balcony.

ID:1585707001 同事们面带微笑，在办公室里用笔记本电脑一起讨论想法

ID:1664420837 Joyful woman enjoying skincare routine at home, applying facial mask in front of mirror, promoting self-care and wellness. Healthy lifestyle concept.

ID:1653947554 Woman shopping png sticker, transparent background

ID:1573184762 多族裔嘻哈舞者青年团体在跳舞

ID:110855388 happy group of the college students isolated on white

ID:1659821007 Young man choosing beer bottle from outdoor cooler under summer sky, low angle. Concept of alcohol tourism, festivals, lifestyle promotion, event marketing and leisure branding.

ID:1666633240 Mature women and men laughing together

ID:1630058853 Beauty portrait of african american woman with clean healthy skin on beige background. Smiling dreamy beautiful afro hairstyle girl.Curly black hair

ID:1658470148 Business man with with colorful swimming mattress in tropical beach vacation. Announcement, save your vacation, off on vacation concept.

ID:1664171086 Orthopedist offering orthopedic insoles to patient at medical office appointment. Doctor podiatrist holding two individual orthotic insets for flat foot correction and arch support. Recovery concept

ID:1666130885 Happy woman signing paper document on wooden table at home

ID:1668837147 Caucasian middle aged man with beard wearing cap setting up wireless router using digital tablet in modern living room, focusing on configuring home internet connection

ID:1667639633 Team, planning and discussion with business people in meeting for campaign advisor, project or research. Client briefing, public relations agency and press release idea with employees for media pitch