英文關鍵字
adult
and
angry
autumn
background
board
boards
bricks
building
carries
checked
checking
construction
day
documentation
documents
engineer
equipment
filmed
floor
hard
hat
helmet
house
how
idea
industry
man
manager
materials
men
near
object
occupation
one
outdoor
people
phone
production
professional
protection
roof
safety
second
site
sites
skill
sledgehammer
smart
sort
sorting
start
tablet
talking
the
tools
uniform
using
vest
window
with
work
worker
workers
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