英文關鍵字
activity
bolt
bolts
bright
build
building
business
carpenter
carpentry
changing
chrome
close
closeup
connecting
connection
construct
construction
cross
crossnotched
depth
drills
engineering
equipment
fastener
field
fix
focus
handicraft
hardware
head
house
illumination
industrial
industry
iron
macro
material
materials
mechanic
metal
metallic
metallically
object
objects
orange
repair
screw
screwing
screws
selective
shallow
shiny
silver
small
stainless
steel
surface
tool
tools
work
worker
workshop