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影像素材

36,517 相配
little girl in school uniform is reading a book, sitting between piles of books
little girl in school uniform is reading a book, sitting between piles of books
0:34
Portraitof a school boy thinking, solving a problem on chroma key green screen background
Portraitof a school boy thinking, solving a problem on chroma key green screen background
0:10
Portraitof a school boy thinking, solving a problem on chroma key green screen background
Portraitof a school boy thinking, solving a problem on chroma key green screen background
0:09
Pensive doctor looking at a brain model against gray background
Pensive doctor looking at a brain model against gray background
4K0:12
Boy thinks and shows class
Boy thinks and shows class
4K0:07
Grandfather teaching grandchildren chess at home
Grandfather teaching grandchildren chess at home
0:20
Human hands moving chess pieces on chessboard
Human hands moving chess pieces on chessboard
0:16
Young, male teacher helping his students build a robot 4k
Young, male teacher helping his students build a robot 4k
4K0:14
Young, male teacher helping his students build a robot 4k
Young, male teacher helping his students build a robot 4k
4K0:13
little girl in school uniform is reading a book, sitting between piles of books
little girl in school uniform is reading a book, sitting between piles of books
0:10
Education school concept. Closeup female girl in college library with books
Education school concept. Closeup female girl in college library with books
0:16
Discussing work. Young beautiful woman gesturing and looking at her coworker while sitting at the office table
Discussing work. Young beautiful woman gesturing and looking at her coworker while sitting at the office table
4K0:16
Serious businessman sitting at table in office
Serious businessman sitting at table in office
0:16
Staying in touch at home. Cheerful young man holding mobile phone and smiling while lying on sofa
Staying in touch at home. Cheerful young man holding mobile phone and smiling while lying on sofa
4K0:27
Staying in touch at home. Cheerful young man holding mobile phone and smiling while lying on sofa
Staying in touch at home. Cheerful young man holding mobile phone and smiling while lying on sofa
0:29
male chemical laboratory worker conduct test of plant samples, hold instruments, glass tubes in greenhouse
male chemical laboratory worker conduct test of plant samples, hold instruments, glass tubes in greenhouse
0:08
Attentive schoolgirl pretending to be a teacher in classroom at school
Attentive schoolgirl pretending to be a teacher in classroom at school
0:10
School girl using laptop in library at school
School girl using laptop in library at school
4K0:11
School kids doing homework in library at school
School kids doing homework in library at school
4K0:11
Mid-section of school kid using digital tablet in school
Mid-section of school kid using digital tablet in school
4K0:10
Enthusiastic school boys doing science experiment in school laboratory.
Enthusiastic school boys doing science experiment in school laboratory.
4K0:06
Human and robot meeting. Female look at modern robotic hand. Human-robotic relationship concept.
Human and robot meeting. Female look at modern robotic hand. Human-robotic relationship concept.
4K0:06
Pondering hipster girl generating ideas
Pondering hipster girl generating ideas
0:20
Smart looking female student reading in library
Smart looking female student reading in library
0:18
Hipster girl absorbed in reading book in library
Hipster girl absorbed in reading book in library
0:21
Girl standing on ladder searching book in library
Girl standing on ladder searching book in library
0:26
young woman reading a big book in library. bookshelves with books
young woman reading a big book in library. bookshelves with books
0:11
child writes homework. the child has been studying science
child writes homework. the child has been studying science
0:30
Students using laptop in classroom at school
Students using laptop in classroom at school
4K0:11
Humanoid man robot with laser weapon in clouds of smoke in darkness.
Humanoid man robot with laser weapon in clouds of smoke in darkness.
4K0:21
child writes homework. the child has been studying science
child writes homework. the child has been studying science
0:22
Teenage boy doing homework using a cell phone. natural video
Teenage boy doing homework using a cell phone. natural video
0:12
Teenage boy doing homework using a cell phone. natural video
Teenage boy doing homework using a cell phone. natural video
0:30
Teenage boy doing homework using a cell phone. natural video
Teenage boy doing homework using a cell phone. natural video
0:19
Teenage boy doing homework using a cell phone. natural video
Teenage boy doing homework using a cell phone. natural video
0:20
Teenage boy doing homework using a cell phone. natural video
Teenage boy doing homework using a cell phone. natural video
0:10
Teenage boy doing homework using a cell phone. natural video
Teenage boy doing homework using a cell phone. natural video
0:31
Thumbs Down by Young Afro-American Man, Portrait
Thumbs Down by Young Afro-American Man, Portrait
4K0:09
Winking One Eye, Afro-American Woman Close Up
Winking One Eye, Afro-American Woman Close Up
4K0:06
Beautiful businesswoman making pause to drink coffee while working.
Beautiful businesswoman making pause to drink coffee while working.
4K0:20
Close up view of businesswoman typing on laptop and marking data on calendar.
Close up view of businesswoman typing on laptop and marking data on calendar.
4K0:57
Thumbs Down, Upset Woman at Work
Thumbs Down, Upset Woman at Work
4K0:10
Thumbs Down Gesture by Woman in Loft Office
Thumbs Down Gesture by Woman in Loft Office
4K0:08
Frustrated little boy tired of his homework crumples his paper
Frustrated little boy tired of his homework crumples his paper
4K0:16
Little boy doing homework
Little boy doing homework
4K0:13
Young, male teacher helping his students build a robot 4k
Young, male teacher helping his students build a robot 4k
4K0:11
university professor writing on the blackboard equations from the book
university professor writing on the blackboard equations from the book
4K0:18
A college professor shows the human body inside
A college professor shows the human body inside
4K0:28
Reading an old book, close up of male hands flipping vintage weathered book pages
Reading an old book, close up of male hands flipping vintage weathered book pages
4K0:21
Engineer assembling innovative cybernetic bionic arm. Hi-tech innovative prosthetics.
Engineer assembling innovative cybernetic bionic arm. Hi-tech innovative prosthetics.
4K0:09
Snowboarder with SLR camera in rukhmabai in the hands
Snowboarder with SLR camera in rukhmabai in the hands
0:12
Closeup portrait of a young businesswoman in a gray jacket
Closeup portrait of a young businesswoman in a gray jacket
0:15
Security Camera View.
Security Camera View.
4K0:06
Smiling female volunteer holding cup of tea while seniors playing chess in background 4k
Smiling female volunteer holding cup of tea while seniors playing chess in background 4k
4K0:15
Mid section of woman using digital screen against green screen 4k
Mid section of woman using digital screen against green screen 4k
4K0:11
Attractive male student showing his female classmate something on laptop at the library. Handsome bearded guy facing the camera while brown haired girl sitting backwards. Young brunette man smiling for the girl against background of book racks
Attractive male student showing his female classmate something on laptop at the library. Handsome bearded guy facing the camera while brown haired girl sitting backwards. Young brunette man smiling for the girl against background of book racks
4K0:13
Little cute boy playing at home with toy car.
Little cute boy playing at home with toy car.
4K0:30
Closeup of teenager girl sitting on swind and reading a book
Closeup of teenager girl sitting on swind and reading a book
4K0:17
Teenager girl sitting near the window and reading a book
Teenager girl sitting near the window and reading a book
4K0:21
Teenager girl reading a book and drinking tea on the wooden table
Teenager girl reading a book and drinking tea on the wooden table
4K0:18
Teenager girl sitting and reading a book
Teenager girl sitting and reading a book
4K0:18
Portrait of casual adult caucasian male thinking by the living room window in the morning - contemplation, reminiscence, remembering and concentration concept.
Portrait of casual adult caucasian male thinking by the living room window in the morning - contemplation, reminiscence, remembering and concentration concept.
0:24
Young parents in the Park walking her child students
Young parents in the Park walking her child students
0:16
Attentive executives working in office
Attentive executives working in office
4K0:15
Schoolboy doing mathematics on chalkboard in classroom at school 4k
Schoolboy doing mathematics on chalkboard in classroom at school 4k
4K0:13
Portrait of schoolkid writing on chalkboard in classroom 4k
Portrait of schoolkid writing on chalkboard in classroom 4k
4K0:10
Boy jumps backflip somersault in the park in slow motion.
Boy jumps backflip somersault in the park in slow motion.
添加到我的收藏4K0:09
Mid section of woman using digital screen against green screen 4k
Mid section of woman using digital screen against green screen 4k
4K0:09
Senior friends playing chess in garden 4k
Senior friends playing chess in garden 4k
4K0:07
Seniors playing dominoes in retirement home 4k
Seniors playing dominoes in retirement home 4k
4K0:14
The robot arm is reacting to the movements of the disabled ladys arm.
The robot arm is reacting to the movements of the disabled ladys arm.
4K0:09
One scientist is telling the disabled girls how to move her hand for the robot hand to repeat her movements. Another scientist is giving his comments.
One scientist is telling the disabled girls how to move her hand for the robot hand to repeat her movements. Another scientist is giving his comments.
4K0:14
The robot hand is following the movements of the amputated hand. The silhouettes of people are unrecognisable.
The robot hand is following the movements of the amputated hand. The silhouettes of people are unrecognisable.
4K0:10
Young people reading the magazine in car dealership
Young people reading the magazine in car dealership
4K0:16
Schoolgirl standing with schoolbag and books in classroom at school
Schoolgirl standing with schoolbag and books in classroom at school
4K0:09
Student using digital tablet in library at school
Student using digital tablet in library at school
4K0:15
little asian boy bee happy with looking photo book at home
little asian boy bee happy with looking photo book at home
4K0:26
a boy collects design on the table and have success
a boy collects design on the table and have success
4K0:10
Attentive student studying in classroom at school
Attentive student studying in classroom at school
4K0:11
projecting the face of computer futuristic holograms.
projecting the face of computer futuristic holograms.
4K0:13
Little girl learns to play chess
Little girl learns to play chess
4K0:09
The student creates a robot in the laboratory
The student creates a robot in the laboratory
4K0:11
The student creates a robot in the laboratory
The student creates a robot in the laboratory
4K0:08
The student creates a robot in the laboratory
The student creates a robot in the laboratory
4K0:09
The student creates a robot in the laboratory
The student creates a robot in the laboratory
4K0:09
The student creates a robot in the laboratory
The student creates a robot in the laboratory
4K0:10
The student creates a robot in the laboratory
The student creates a robot in the laboratory
4K0:08
Schoolboys reading book while walking in corridor at school
Schoolboys reading book while walking in corridor at school
4K0:09
Two casual young men posing on couch concentrated on reading books at home.
Two casual young men posing on couch concentrated on reading books at home.
4K0:18
happy student girl reading book in library
happy student girl reading book in library
0:43
Male hand holding TV remote control. Smart TV.
Male hand holding TV remote control. Smart TV.
4K0:13
Happy friends playing jenga game while having cup of coffee in bar 4k
Happy friends playing jenga game while having cup of coffee in bar 4k
4K0:11
Cute girl reads a book on a wooden window sill on a rainy day, looks out the window and picks up on the glass.
Cute girl reads a book on a wooden window sill on a rainy day, looks out the window and picks up on the glass.
0:30
Close up of young woman, beautiful brunette woman smiling in summer park.
Close up of young woman, beautiful brunette woman smiling in summer park.
4K0:09
MOSCOW, RUSSIA - DECEMBER 10, 2017. Woman using smartphone with augmented reality app and placing virtual furniture in room. Future and technology concept. Christmas holiday bokeh background
MOSCOW, RUSSIA - DECEMBER 10, 2017. Woman using smartphone with augmented reality app and placing virtual furniture in room. Future and technology concept. Christmas holiday bokeh background
添加到我的收藏4K0:59
Grandmother with grandchildren walking in the Park. Children run to the grandmother and embrace her. Continuity of generations, family love, fun weekend, active old age
Grandmother with grandchildren walking in the Park. Children run to the grandmother and embrace her. Continuity of generations, family love, fun weekend, active old age
0:14
Teenager man using virtual reality headset walking on urban street
Teenager man using virtual reality headset walking on urban street
4K0:24
Slow motion of surprised young man with VR goggles feeling excited by virtual reality simulation exploring immersive cyberspace with smoke
Slow motion of surprised young man with VR goggles feeling excited by virtual reality simulation exploring immersive cyberspace with smoke
0:28
Group of physicians of different nationalities
Group of physicians of different nationalities
0:10
Robot providing information and answering questions. slow-motion. A young man is talking to a robot.
Robot providing information and answering questions. slow-motion. A young man is talking to a robot.
0:12
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