英文關鍵字
adult
apple
blade
chain
chainsaw
cut
danger
dust
electric
equipment
firewood
garden
hand
house
industry
job
log
lumber
lumberjack
machine
male
man
mensun
nature
occupation
outdoors
person
power
professional
safety
saw
sawdust
sawing
sharp
sick
spring
technology
timber
tool
tree
trimmer
trimming
trunk
wood
work
worker