英文關鍵字
attention
audience
broadcasting
business
ceremony
chairs
color
communication
conference
congress
convention
corporation
digital
discuss
education
equipment
event
fill
group
hall
horizontal
indoors
interior
journalist
leadership
lecture
line
listen
look
manager
meeting
observe
office
pack
people
performance
person
presentation
report
row
screen
seminar
show
small
speech
strategic
tell