英文關鍵字
appliance
assistance
attractive
braze
brazing
broken
brunet
brunette
caucasian
concentrated
device
diagnostic
digital
electrical
electronic
electronics
engineer
fixing
guy
hands
hardware
hobby
home
image
indoors
industrial
inside
lab
leisure
man
manual
mechanism
multimeter
parts
photo
picture
protective
repair
room
serious
service
soldering
table
technical
technician
test
tester
testing