英文關鍵字
business
construction
development
engineer
engineering
face
facility
factory
foreman
glasses
happy
hardhat
headshot
heavy
helmet
hispanic
industrial
industry
inspector
job
latin
line
logistics
looking
machine
machinery
male
man
manufacture
manufacturing
mechanic
occupation
operator
person
plant
portrait
production
radio
safety
smiling
standing
technology
uniform
warehouse
work
worker
working
workshop