機器
adult
background
boring
build
builder
business
caucasian
clothing
construction
craft
craftsman
drill
drilling
ear
earmuffs
electric
employee
expertise
expression
face
isolated
job
male
man
occupation
people
plumber
portrait
power
preparation
protection
protector
renew
renovate
repair
repairman
skill
technical
tool
trade
white
work
worker
yellow