英文關鍵字
education
communication
laptop
teacher
student
internet
school
online
study
conference
home
connection
technology
distance
chat
call
learn
lesson
video
tutor
course
pupil
concept
screen
studying
conversation
elearning
modern
homework
homeschooling
network
device
remote
woman
monitor
account
caucasian
gadget
individually
pandemic
lockdown
lagging
explanation
teenager
epidemic
covid19
schoolgirl
greeting
result
joy