機器
35s
adult
business
busy
competence
construction
detail
drill
drilling
electric drill
employment
engagement
engineering
equipment
factory
hands
indoors
industrial
industrious
industry
instrument
job
male
man
manufacturing
metal sheet
metalwork
occupation
operating
person
portrait
precision
processing
professionality
protective
skill
standing
technology
tool
uniform
worker
working
workplace
workshop
young