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young group of students celebrating mixed race team leader woman dancing funny enjoying victory dance friends celebrate successful teamwork in happy colorful office presentation
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positive beauty businesswoman, consultant call center with headphones for customer service, support online advice at office
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男英语老师在教室的白板上向小学生解释过去简单的过程,而学生则在做笔记
business people meeting professional businessman presenting financial training seminar showing successful marketing strategy students using smartphone recording presentation sharing online
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asian businessman presenting project development seminar showing diverse corporate management group ideas on whiteboard in startup office training presentation
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classroom presentation, screen
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presentation, whiteboard and business woman
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young asian business woman sharing corporate ideas to management group colleagues using smartphone filming video enjoying presentation sharing on social media in boardroom seminar meeting
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asian businessman presenting project development seminar showing diverse corporate management group ideas on whiteboard in startup office training presentation
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teacher with digital tablet teaching class shot on r3d
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creative business women brainstorming designers working together on web design project indian woman planning development strategy using online research writing ideas on whiteboard in modern office
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tutoring within the classroom
teacher explaining lesson to children. students studying at elementary school
mental arithmetic lesson
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asian woman, leader and workshop presentation
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muslim woman in a modern open space coworking office giving a presentation to team. middle eastern arab businesswoman in creative startup office. disabled businessman in a wheelchair on team meeting
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教師在英語課堂上教多種族學生"happy"和"sad"的單詞 1
teacher and students at school
teacher and pupil at the blackboard.
teacher walking between desks. pupils searching internet on digital tablets
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school, question and a woman teacher in a class
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young caucasian man teaching group of students showing market statistics on whiteboard sharing graph data diverse team brainstorming creative ideas in office lecture
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school, education and student writing on board
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女員工向兩個坐在黑暗房間的同事解釋圖片的幻燈片 1
young group of students celebrating asian team leader woman dancing funny enjoying victory dance friends celebrate successful teamwork in happy colorful office presentation
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三位女士在看笔记本电脑的顶部视图
junior lecturer teaching her students in a class room.
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business meeting presentation
teacher explaining.
teacher and students in driving school
男英文老師在教室的白板上向小學學生解釋過去的簡單,而學生正在做筆記 1
animation of icons and data processing over diverse schoolchildren and female teacher
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teacher presenting a programming lesson in a classroom
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business woman in meeting
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businesswoman presenting renewable energy project on seminar
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successful african american businesman celebrating team leader dancing funny excited colleagues using mobile technology sharing corporate victory on social media in lecture meeting
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teacher explaining.
teacher and students at school
science study of the future
schoolkids studying in the classroom 4k
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teacher, presentation and code learning
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young business man talking with multiethnic colleagues
young asian business woman teaching group of students showing market statistics on whiteboard sharing graph data diverse team brainstorming creative ideas in office lecture
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asian businessman presenting project development seminar showing diverse corporate management group ideas on whiteboard in startup office presentation
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教師在英語課堂上教多種族學生"happy"和"sad"的單詞
teacher explaining.
whiteboard, writing and professor in math lecture
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teacher and pupil at the blackboard.
teacher and students at the end of the class.
education, question and a woman teacher
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