4K 女孩穿着毛衣，戴着护目镜，拿着试管，正在点击平板电脑，将试管放入架子中，并在实验室里使用平板电脑 股票视频 女孩穿着毛衣，戴着护目镜，拿着试管，正在点击平板电脑，将试管放入架子中，并在实验室里使用平板电脑 股票视频
4K Female child sitting on bench in park following off camera cue smiling as camera zooming in female child sitting on bench in park 股票视频 Female child sitting on bench in park following off camera cue smiling as camera zooming in female child sitting on bench in park 股票视频
4K Camera rolling female child in yard smiling looking at tilting head blue dress kid outdoor sunshine garden hedge tree gaze 影视素材 Camera rolling female child in yard smiling looking at tilting head blue dress kid outdoor sunshine garden hedge tree gaze 影视素材
4K Female child finding purple flowers on bench in park wearing green tee sniffing to smell smiling female child finding purple 股票录像 Female child finding purple flowers on bench in park wearing green tee sniffing to smell smiling female child finding purple 股票录像
4K Female child standing outside by tree trunk wearing mint tee waving toward off camera friend female child standing outside by tree 股票录像 Female child standing outside by tree trunk wearing mint tee waving toward off camera friend female child standing outside by tree 股票录像
4K Female child posing and smiling in grassy school lawn at camera while sunlight creating lens flare girl outdoor courtyard grass 影视素材 Female child posing and smiling in grassy school lawn at camera while sunlight creating lens flare girl outdoor courtyard grass 影视素材
4K Diverse female child team in green shirts celebrating scoring goal bouncing at soccer net field group stock candid sports youth 股票视频 Diverse female child team in green shirts celebrating scoring goal bouncing at soccer net field group stock candid sports youth 股票视频
4K Female child reacting to tablet prompt tapping cased tablet wearing white headphones in classroom student learning edtech devices 股票视频 Female child reacting to tablet prompt tapping cased tablet wearing white headphones in classroom student learning edtech devices 股票视频
4K Female child with curly hair at desk in classroom listening to teacher raising hand smiling student education learning engagement 股票视频 Female child with curly hair at desk in classroom listening to teacher raising hand smiling student education learning engagement 股票视频
4K Diverse classmates female child shifting gaze to laptop typing and speaking to answer question diverse classmates female child 股票视频 Diverse classmates female child shifting gaze to laptop typing and speaking to answer question diverse classmates female child 股票视频
4K Female child in teal top following tablet guide pouring orange tube into flask at lab bench female child in teal top following 股票视频 Female child in teal top following tablet guide pouring orange tube into flask at lab bench female child in teal top following 股票视频
4K Diverse female child students leaning on hand glancing from laptop to window listening class classroom learner computer table 股票录像 Diverse female child students leaning on hand glancing from laptop to window listening class classroom learner computer table 股票录像
4K Female child facing camera shifting gaze and blinking while sun and breeze moving bangs outdoors closeup portrait eyes earring 影视素材 Female child facing camera shifting gaze and blinking while sun and breeze moving bangs outdoors closeup portrait eyes earring 影视素材
4K Female child in pink top turning to teacher entering from right in classroom listening at laptop female child in pink top turning 股票视频 Female child in pink top turning to teacher entering from right in classroom listening at laptop female child in pink top turning 股票视频
4K Female child following lab task drawing blue liquid with pipette and donning goggles at lab bench classroom science experiment 股票视频 Female child following lab task drawing blue liquid with pipette and donning goggles at lab bench classroom science experiment 股票视频
4K Female child adjusting goggles filling test tubes with pipette during lab experiment in school lab female child adjusting goggles 影视素材 Female child adjusting goggles filling test tubes with pipette during lab experiment in school lab female child adjusting goggles 影视素材
4K African female child wearing goggles at lab bench placing tube rack picking red tube studying color african female child wearing 影视素材 African female child wearing goggles at lab bench placing tube rack picking red tube studying color african female child wearing 影视素材
4K Female child holding eye contact and smiling as camera starting close up near pale wall foliage portrait girl outdoor sunlit gaze 股票视频 Female child holding eye contact and smiling as camera starting close up near pale wall foliage portrait girl outdoor sunlit gaze 股票视频
4K Female child reacting to tablet looking up laughing sitting on front desk wearing pink pinafore female child reacting to tablet 影视素材 Female child reacting to tablet looking up laughing sitting on front desk wearing pink pinafore female child reacting to tablet 影视素材
4K School age female child in gingham dress entering classroom spotting laptop retrieving for class youth device learning daylight 股票录像 School age female child in gingham dress entering classroom spotting laptop retrieving for class youth device learning daylight 股票录像
4K ç©¿ç€çº¢å¤¹å…‹çš„远足女å在大瀑布附近跳舞。ä¸å¹´è¿œè¶³å¥³åç©¿ç€çº¢è‰²å¤¹å…‹ï¼Œåœ¨å¤§ç€‘布附近跳舞。慢动ä 影视素材 ç©¿ç€çº¢å¤¹å…‹çš„远足女å在大瀑布附近跳舞。ä¸å¹´è¿œè¶³å¥³åç©¿ç€çº¢è‰²å¤¹å…‹ï¼Œåœ¨å¤§ç€‘布附近跳舞。慢动ä 影视素材
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