英文關鍵字
20s
30s
50s
african
break
business
businessman
businessmen
businesswoman
career
caucasian
colleague
communication
company
conference
corporate
delegate
demonstrate
education
employee
executive
explaining
food
gesturing
group
hispanic
indoors
informal
interaction
job
laptop
leader
lunch
man
manager
meeting
men
occupation
office
people
person
presenting
professional
seminar
sitting
talking
team
teamwork
training
women