英文關鍵字
bore
break
build
cement
close
closeup
concrete
construction
core
drill
drilling
dust
dusty
electric
electricity
engineering
equipment
hammer
hammerdrill
handyman
hole
industrial
industry
machine
make
manual
metal
perforate
perforation
perforator
power
puncher
renovate
renovation
repair
rock
slab
steel
technology
tool
tradesman
trench
utilities
well
with
work
worker