mid aged father and adolescence daughter asking ai chatbot mobile app questions using smart phone - 十二歲到十三歲 個影片檔及 b 捲影像00:21
group of caucasian teenage girls, hangout while commuting to soccer practice - 十二歲到十三歲 個影片檔及 b 捲影像00:08足球 - 團體運動, 少女
caucasian teenage girls, sitting on the soccer field, while stretching and talking during a soccer training - 十二歲到十三歲 個影片檔及 b 捲影像00:14少女
amateur football player scores a goal in front of goalkeeper on sports field on sunny day - 十二歲到十三歲 個影片檔及 b 捲影像00:26足球 - 團體運動
teacher, children and art in workshop, studio or home with paint, brush and color. black woman, painting and kids with education, learning and artistic skill together for fun, bonding and teaching - 十二歲到十三歲 個影片檔及 b 捲影像00:13
adolescent - boy taking off headphone, looking at camera and smiling / south korea - 十二歲到十三歲 個影片檔及 b 捲影像00:10
wide slider pull-out shot of the rear view of a young girl sitting on her bed looking out of the window - negative emotion - 十二歲到十三歲 個影片檔及 b 捲影像00:22
school, walking and students with education, conversation and happiness with future, studying and learning. people, boys and girls in a hallway, support and knowledge with joy, sunshine and friends - 十二歲到十三歲 個影片檔及 b 捲影像00:09
legs, running and school children in a hallway after class for break or recess during scholarship or education. kids feet, rush and in a hurry to learn or study while leaving a classroom closeup - 十二歲到十三歲 個影片檔及 b 捲影像00:13
students, school and backpack in corridor, smile and ready for class, children and happiness for education, positive and friends. diversity, portrait and together for learning, knowledge and hallway - 十二歲到十三歲 個影片檔及 b 捲影像00:08微笑
phone, networking and group of students at school browsing on social media, mobile app or the internet. technology, diversity and teenager friends scroll on cellphone in the campus hallway together. - 十二歲到十三歲 個影片檔及 b 捲影像00:11學生
surface level view of teenage boy laying on floor playing video game / cedar hills, utah, united states - 十二歲到十三歲 個影片檔及 b 捲影像00:15
sports, children and team playing soccer at a match, tournament or training on an outdoor pitch. fitness, kids and football players practicing for a game or competition on a grass field at a stadium. - 十二歲到十三歲 個影片檔及 b 捲影像00:09足球 - 團體運動
well dressed male teacher confidently walks into high school spanish classroom - 十二歲到十三歲 個影片檔及 b 捲影像00:16
a girl with earphones sitting on a sofa enjoys listening to music online using a smart phone at home in the living room - 十二歲到十三歲 個影片檔及 b 捲影像00:08
study, classroom and educational facility with student backpacks on the floor during a lesson. school children learning in class at the start of a semester. group of kids starting the academic year - 十二歲到十三歲 個影片檔及 b 捲影像00:11小學生
teenage students have fun and conversation using their mobile phones in schoolyard - 十二歲到十三歲 個影片檔及 b 捲影像00:20操場, 青春期, 少女
ms mother in discussion with nurse during teenage daughters medical appointment - 十二歲到十三歲 個影片檔及 b 捲影像00:11體檢, 印度人
portrait of a happy african-american boy smiling and leaning against a wall - 十二歲到十三歲 個影片檔及 b 捲影像00:09
close-up doctor checking girl's ears and eyes while her mother watches in office/ panama city, panama - 十二歲到十三歲 個影片檔及 b 捲影像00:31
ms portrait of multigenerational family gathered at dining room table for birthday dinner - 十二歲到十三歲 個影片檔及 b 捲影像00:08
