英文關鍵字
board
carpenter
chain
chainsaw
cut
cutting
equipment
factory
firewood
forest
forestry
gasoline
hand
hardwood
heavy
helmet
industrial
industry
isolated
job
log
lumber
lumberjack
lumberman
machine
manual
mechanical
occupation
outdoors
pile
pine
prevent
process
production
professional
protective
safety
saw
sawdust
sawing
street
texture
timber
tool
tree
wood
wooden
work
worker