英文關鍵字
call
caucasian
cellphone
child
childhood
conference
connection
conversation
coronavirus
cyberspace
daughter
device
digital
discussion
distance
education
elearning
friendship
girl
happy
home
indoors
information
internet
kid
learning
lifestyle
listening
little
message
mobile
modern
online
phone
quarantine
remote
room
schoolgirl
smartphone
smiling
social
study
technology
togetherness
video
young