機器
2535
accurate
adult
american
attentive
builder
careful
caucasian
complex
constructing
detail
equipped
guy
handheld
indoors
industrious
industry
instruments
job
male
man
masked
mechanism
neatness
one
person
practice
precise
profession
quality
safe
sets
skill
skilled
tools
uniform
units
use
vocation
welders
welding
white
worker
working
workplace
workshop
young