英文關鍵字
adult
arm
bright
car
craft
craftsman
dark
engineer
equipment
flash
garage
hand
hard
indoor
industry
instrument
job
labor
machine
male
man
manual
manufacture
mask
mechanic
mechanical
metal
metalwork
occupation
person
profession
professional
protective
repair
repairman
safety
skill
spark
steel
technology
tool
torch
weld
welder
work
worker
workshop