英文關鍵字
adult
background
book
business
caucasian
close
closeup
college
concept
desk
document
doing
education
female
finger
hand
hands
handwriting
home
homework
human
job
knowledge
learning
letter
lifestyle
note
notebook
notepad
office
page
paper
paperwork
pen
people
person
school
sheet
something
student
study
studying
table
teenager
text
thinking
trying
white
woman
work
write
young