英文關鍵字
angle
asia
asian
beneath
blade
block
bracket
broken
construct
constructing
construction
cut
cutting
drilling
dusty
electric
floor
fly
flying
iron
job
machine
materials
mechanical
metal
metallic
objects
pipe
pipes
power
site
sits
sparks
strewn
through
tool
tools
wearing
wooden
work
worker
workers
working
workman
works
yellow