英文關鍵字
background
blue
button
buttons
cable
cord
electric
electrical
electrician
electricity
electronic
electronics
engineer
engineering
equipment
fix
fixing
hand
hands
heat
hot
iron
knob
melt
melting
occupation
off
power
repair
repairing
solder
soldering
start
starting
switch
tech
technical
technician
technology
tool
tools
weld
welding
white
work
working