Lecturer talking at top of class
Palabras clave
20s,
young adult,
woman,
female,
caucasian,
50s,
mature adult,
man,
male,
chinese,
indoor,
looking away,
background,
student,
student,
scholar,
sitting,
looking,
condensed,
concentration,
table,
desk,
chair,
book,
education,
learn,
learning,
university,
institute,
institution,
college,
classroom,
room,
cognition,
writing,
taking notes,
lecturer,
listening,
teacher,
talking,
teaching,
lecturing
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