英文關鍵字
amphitheater
attention
audience
bag
broadcasting
business
cell
ceremony
chairs
color
communication
conference
congress
convention
corporation
discuss
education
event
gadget
group
hall
indoors
interior
journalist
leadership
lecture
line
listen
look
manager
meeting
observe
office
people
performance
person
phone
presentation
projective
report
screen
seminar
show
speech
strategic
telephone
tell