英文關鍵字
baker
bakers
business
businesswoman
caucasian
class
close
coach
communication
course
distant
dough
educate
education
english
female
flipchart
flour
food
freelancer
girl
hands
horizontal
indoors
information
instruction
internet
kneading
learn
lecture
lesson
live
office
online
person
preparation
preparing
presentation
presenter
presenting
professional
psychology
quarantine
room
seminar
study
teacher
teaching
text
trainer
training
tutor
video
white
whiteboard
woman
work
write