教授、化学者、生物学者、男性は、学生の前で講堂で授業を開催しています, 眼鏡の教授, 白い医療ローブで, ひげと口ひげを持つ教授, トップダウン, ズームイン, 教授クローズアップ, ジェスチャー, 保持 - ストックフッテージ＆ビデオ

Professor, Man, Chemist, Biologist in White Medical Robe, hands closeup,Student, Girl is Came in, zoom out, professor in glasses, man with beard and mustache, is Holding the Class, Lesson at the Teacher's Desk, man is gesticulating, green blackboard

Professor, Male, Chemist, Biologst is Holding Lecture, Class, Lesson, Teacher at the Tribune, is pulling up clothes under the medical robe, talking, gesticulating, walking by auditorium, professor in glasses, man with beard and mustache, Students in

Professor, Chemist, Biologist, Male, Have Closed the Door, Opened the Door, Entered the Classroom, Closeup, Began the Lesson, teacher is Holding the Class, Lesson in Auditorium in front of Students, professor in glasses, in white medical

Professor, Chemist, Biologist, Male, is is Walking by Dark Corridor to the Auditorium, Entered, Started to Hold the Class, Lesson in Auditorium in front of Students, professor in glasses, in white medical robe, gesticulating, professor with beard

Professor, Chemist, Biologist, Teacher is Holding the Class,Having Speech, Slap His Palm on the Tribune, water tap, sink, professor in white medical robe, in glasses, daytime, green blackboard, indoor, light from the windows, door is behind the

Professor, Man, Chemist, Biologist in White Medical Robe, professor in glasses,Hands on the Desk Closeup, Gestures, no face, is Holding the Class, Lesson at the Tribune, Teacher's Desk, man is gesticulating, green blackboard on the wall is behind

Professor, Man, Chemist, Biologist in White Medical Robe, hands closeup,Student, Girl is Came in, zoom out, professor in glasses, man with beard and mustache, is Holding the Class, Lesson at the Teacher's Desk, man is gesticulating, green blackboard

Professor, Male, Chemist, Biologst is Holding Lecture, Class, Lesson, Teacher at the Tribune, is pulling up clothes under the medical robe, talking, gesticulating, walking by auditorium, professor in glasses, man with beard and mustache, Students in

Professor, Chemist, Biologist, Male, Have Closed the Door, Opened the Door, Entered the Classroom, Closeup, Began the Lesson, teacher is Holding the Class, Lesson in Auditorium in front of Students, professor in glasses, in white medical

Professor, Chemist, Biologist, Male, is is Walking by Dark Corridor to the Auditorium, Entered, Started to Hold the Class, Lesson in Auditorium in front of Students, professor in glasses, in white medical robe, gesticulating, professor with beard

Professor, Chemist, Biologist, Teacher is Holding the Class,Having Speech, Slap His Palm on the Tribune, water tap, sink, professor in white medical robe, in glasses, daytime, green blackboard, indoor, light from the windows, door is behind the

Professor, Man, Chemist, Biologist in White Medical Robe, professor in glasses,Hands on the Desk Closeup, Gestures, no face, is Holding the Class, Lesson at the Tribune, Teacher's Desk, man is gesticulating, green blackboard on the wall is behind