英文關鍵字
apparatus
background
backstage
black
broadcast
concert
cover
dark
desk
device
dirt
dust
electrical
electrician
electricity
engineer
engineering
equipment
event
hands
industry
instrument
lamp
light
male
man
mechanic
one
people
professional
reconditioning
repairs
scene
screen
screwdriver
smoke
takes
technician
theater
tuning
wiping
worker