英文關鍵字
angle
back
bearing
blacksmith
christmas
construct
craft
cutting
damaged
dark
electric
factory
fine
fireplace
forge
got
grind
grinder
grinding
hammer
hand
ignite
industrial
iron
japanese
man
manual
manufacture
metal
obsolete
oxygen
paint
pipe
product
production
rear
sharpening
smith
smithy
spark
steel
steelwork
steely
stove
tool
view
welder
work
worker
workshop
years