英文關鍵字
audience
business
businessman
conference
congress
convention
corporate
education
event
forum
group
indoors
lecture
listeners
manager
meeting
participants
people
presentation
professional
public
seminar
teaching
training
workshop
英文關鍵字
audience
business
businessman
conference
congress
convention
corporate
education
event
forum
group
indoors
lecture
listeners
manager
meeting
participants
people
presentation
professional
public
seminar
teaching
training
workshop