英文關鍵字
adult
background
blade
branch
carry
chain
chainsaw
cut
cuts
cutting
equipment
fire
firewood
forest
hand
industry
log
logs
lumber
lumberjack
machine
man
manual
nature
outdoors
person
pile
pine
professional
safety
saw
sawdust
slowmotion
stack
timber
tool
tree
trunk
wood
work
worker