英文關鍵字
audience
auditorium
background
black
business
ceremony
chair
chairs
concept
concert
conference
convention
empty
event
folding
furniture
group
hall
horizontal
indoor
interior
lawn
lecture
line
many
meeting
modern
nobody
object
objects
outdoor
pattern
plastic
presentation
public
ready
room
row
seat
seating
seats
seminar
show
sitting
sport
theater
white