機器
2939
accurate
adult
american
angle
attentive
blades
builder
careful
caucasian
complex
constructing
detail
equipped
grinders
guy
handheld
hardhat
indoors
industrious
industry
instruments
job
male
man
mechanism
neatness
one
person
practice
precise
profession
quality
safe
skill
skilled
tools
uniform
use
vocation
white
worker
working
workplace
workshop
young