英文關鍵字
1000fps
1080p
academic
adolescence
attentive
bench
book
boy
casual
child
classroom
classwork
clothing
communication
concentration
definition
development
eastern
education
female
filming
focused
girl
hd
high
highdef
highspeed
homework
information
intelligence
intelligent
knowledge
learn
learning
leisure
lifestyle
male
middle
mixedrace
motion
notebook
noting
pencil
people
school
schoolboy
schoolgirl
secondary
sitting
slow
slowmotion
student
study
studying
teenage
teenager
textbook
two
ultra
writing
youth
home
schooling
stay
social
distancing
quarantine
self
isolation
real
pandemic
distance
lock
down
coronavirus
covid19
covid