英文關鍵字
teacher
tablet
webinar
lecture
female
student
watching
lesson
speaking
dark
workplace
virtual
coaching
late
online
study
coach
remote
education
digital
night
elearning
video
call
colleagues
distance
interview
work
conference
home
meeting
business
class
communication
training
course
web
internet
chat
modern
technology
indoors
caucasian
people
person
adult
woman