英文關鍵字
action
bark
carpenter
chain
chainsaw
chip
cut
cutting
dry
engine
equipment
firewood
forest
fuel
ground
hand
industrial
industry
job
log
logging
lumber
lumberjack
lumberman
lying
male
man
nature
power
professional
safety
saw
sawdust
sawing
sharp
starting
surgeon
timber
tool
tree
trunk
using
wood
woodcutter
work
worker