英文關鍵字
apparatus
appliance
beam
bright
club
color
colorful
design
device
electric
electronic
equipment
flashes
girder
identical
illumination
indoor
inside
lamp
light
lit
lot
many
nobody
noone
nopeople
power
professional
projector
ray
red
run
same
searchlight
set
several
shell
show
spotlight
stuff
technic
technique
truss
wall
work
yellow