英文關鍵字
adult
assistant
attractive
business
businesswoman
call
chat
client
coach
communication
computer
conference
connection
counselor
discussion
earphones
education
exam
female
girl
happy
help
home
homework
indoor
internet
knowledge
laptop
learning
notebook
office
online
people
person
quarantine
reading
relatives
sitting
smile
streamer
student
support
teacher
technology
university
using
video
wireless
woman
young