英文關鍵字
adult
arborist
blade
branch
branches
chain
chainsaw
chopping
cut
cutter
danger
dust
equipment
firewood
forest
forestry
green
hand
industry
job
log
logger
lumber
lumberjack
lumberman
machine
man
manual
natural
nature
outdoors
person
plant
power
professional
saw
sawdust
sawing
sharp
spruce
timber
tool
tree
treetrunk
trunk
wood
woodcutter
wooden
work
worker