英文關鍵字
adult
and
building
cell
checking
concept
concrete
construction
control
day
destroying
documentation
engineer
foreman
guy
hammer
hand
helmet
industrial
industry
job
male
man
measure
men
near
occupation
old
one
person
phone
professional
protection
safety
service
tablet
tape
the
unfinished
vest
wall
winter
with
worker
workers
working