英文關鍵字
negotiation
table
icon
symbol
outlie
meeting
conference
business
seminar
businessman
communication
talking
white
person
leadership
resource
man
audience
brainstorming
classroom
contract
coworker
discussion
employment
learning
management
occupation
organisation
presentation
social
support
teaching
team
teamwork
motion
graphic
animation
pictogram
hd
animated
item
sign
color