英文關鍵字
architecture
break
brick
building
bulb
burn
circuit
city
crackle
damage
dangerous
dark
electrical
electricity
energy
entrance
fail
home
house
illuminated
issues
lamp
light
lighting
network
night
outdoor
problem
ripple
shock
sound
sparks
spotlight
stair
staircase
stairs
stairway
step
twilight
voltage
wall
welding
worst