英文關鍵字
education
homework
teenage
laptop
learning
computer
technology
indoors
online
school
studying
teenager
elearning
internet
schoolwork
sitting
book
campus
college
concentration
conference
handwriting
intelligence
lifestyles
listen
student
teen
textbook
using
practicing
preparing
attractive
notebook
notes
relaxed
cozy
glasses
grey
pen
concentrated
clever