4K Overworked tired african american business woman rubbing temples close up face businesswoman female girl student frustrated 影视素材 Overworked tired african american business woman rubbing temples close up face businesswoman female girl student frustrated 影视素材
4K Portrait close up happy caucasian teenager guy student in school library smiling positive male university college portrait close 股票视频 Portrait close up happy caucasian teenager guy student in school library smiling positive male university college portrait close 股票视频
4K Thoughtful pensive african american business woman close up face thinking outdoors businesswoman female girl student thoughtful 影视素材 Thoughtful pensive african american business woman close up face thinking outdoors businesswoman female girl student thoughtful 影视素材
4K Close up portrait caucasian confident formal business woman looking at camera wearing eyeglasses student girl female specialist 股票视频 Close up portrait caucasian confident formal business woman looking at camera wearing eyeglasses student girl female specialist 股票视频
4K 一位自信冷静的白人男性，近距离肖像，一位年轻人/学生正看着窗外，思考着一个想法，放松并沉思 影视素材 一位自信冷静的白人男性，近距离肖像，一位年轻人/学生正看着窗外，思考着一个想法，放松并沉思 影视素材
4K Close up attractive stylish african american business woman laughing smiling in city happy girl student businesswoman female 股票录像 Close up attractive stylish african american business woman laughing smiling in city happy girl student businesswoman female 股票录像
4K Close up positive caucasian formal business woman looking at camera wearing eyeglasses smiling happy cheerful student close up 股票视频 Close up positive caucasian formal business woman looking at camera wearing eyeglasses smiling happy cheerful student close up 股票视频
4K Close up portrait caucasian pensive girl student ponder thinking teen solution woman thoughtful think hesitate unsure female lady 股票录像 Close up portrait caucasian pensive girl student ponder thinking teen solution woman thoughtful think hesitate unsure female lady 股票录像
4K Close up hesitate caucasian formal business woman thinking wearing eyeglasses puzzled searching solution student girl close up 股票录像 Close up hesitate caucasian formal business woman thinking wearing eyeglasses puzzled searching solution student girl close up 股票录像
4K Close up caucasian man student guy library solution thinking raise finger idea in books store shop high school college looking 股票视频 Close up caucasian man student guy library solution thinking raise finger idea in books store shop high school college looking 股票视频
4K Close up african american ethnic student man guy smiling happy with learning studying graduation smile at camera posing close up 股票录像 Close up african american ethnic student man guy smiling happy with learning studying graduation smile at camera posing close up 股票录像
4K 近距离拍摄一位沉思的欧洲学生女孩，正在思考和学习，一位高加索女性商人正在思考，女商人，女性学习，工作 股票录像 近距离拍摄一位沉思的欧洲学生女孩，正在思考和学习，一位高加索女性商人正在思考，女商人，女性学习，工作 股票录像
4K Close up caucasian puzzled business woman thinking idea holding chin pensive businesswoman think in office student girl decide 股票视频 Close up caucasian puzzled business woman thinking idea holding chin pensive businesswoman think in office student girl decide 股票视频
4K 非洲裔美国女性近距离特写，微笑，在室内学习和工作，种族，女性学生，女孩，女士，学习，微笑 股票录像 非洲裔美国女性近距离特写，微笑，在室内学习和工作，种族，女性学生，女孩，女士，学习，微笑 股票录像
4K Close up caucasian woman female student smiling dreaming looking away happy young girl think idea indoors university library 影视素材 Close up caucasian woman female student smiling dreaming looking away happy young girl think idea indoors university library 影视素材
4K Close up male hands holding mobile phone device typing message texting smartphone unrecognizable man student guy browsing 股票视频 Close up male hands holding mobile phone device typing message texting smartphone unrecognizable man student guy browsing 股票视频
4K 白人女性学生在图书馆里写笔记，拿着笔，准备考试，女教师，女孩，学习，学习，教育，学校，学院，大学，书桌，练习册，毕业 影视素材 白人女性学生在图书馆里写笔记，拿着笔，准备考试，女教师，女孩，学习，学习，教育，学校，学院，大学，书桌，练习册，毕业 影视素材
4K Close up caucasian woman hands writing notes in notebook indoor library high school student female girl holding pen learning 影视素材 Close up caucasian woman hands writing notes in notebook indoor library high school student female girl holding pen learning 影视素材
4K 一位阿拉伯裔西班牙女性的近距离面部特写，戴着眼镜，在图书馆里思考的学生，学习中的女孩，学习，视野，健康，沉思，反思，眼镜反射，大学教育，专注，洞察力。高质量4k视频 股票录像 一位阿拉伯裔西班牙女性的近距离面部特写，戴着眼镜，在图书馆里思考的学生，学习中的女孩，学习，视野，健康，沉思，反思，眼镜反射，大学教育，专注，洞察力。高质量4k视频 股票录像
登录 
