英文關鍵字
bars
beams
carpenter
carving
chain
chainsaw
cut
detail
dust
equipment
felling
firewood
forest
forester
gasoline
hand
helmet
industrial
industry
isolated
job
log
logging
lumber
lumberjack
lumberman
machine
mechanical
occupation
outdoors
piece
pile
pine
process
products
protective
safety
saw
sawdust
sawing
strength
summer
timber
tool
tree
wood
woodcutter
wooden
work
worker