英文關鍵字
background
blade
branch
chain
chainsaw
circular
cut
equipment
forest
forestry
industry
log
logging
lumber
lumberjack
man
nature
pattern
power
saw
sawdust
sawing
sharp
timber
tool
tree
trunk
wood
work
worker
英文關鍵字
background
blade
branch
chain
chainsaw
circular
cut
equipment
forest
forestry
industry
log
logging
lumber
lumberjack
man
nature
pattern
power
saw
sawdust
sawing
sharp
timber
tool
tree
trunk
wood
work
worker