英文關鍵字
blacksmith
business
career
craft
craftsman
craftsmanship
employee
equipment
factory
fix
foreman
handwork
hard
hummer
industrial
industry
job
knock
labor
machine
maintenance
man
manual
manufacture
manufacturing
material
metal
occupation
old
people
person
physical
power
pressure
profession
professional
project
renewal
repair
skill
technical
tool
work
worker
workshop
young