英文關鍵字
angle
blade
brown
business
carpentry
circle
circular
closeup
color
construction
curve
cutting
electric
electricity
equipment
forest
front
horizontal
industry
life
material
metal
mill
motorized
objects
panel
part
people
plank
power
rotary
saw
sawing
section
sharp
steel
still
tool
tree
view
wood
woodland
work
workbench