英文關鍵字
arboriculture
arboriculturist
arborist
chainsaw
climbing
cutting
dangerous
ear
environment
equipment
felling
female
forester
forestry
hardhat
harness
helmet
lumberjack
nature
occupation
outdoor
outdoors
outside
professional
protection
protective
pruning
risk
rope
ropework
safety
saw
sawing
sawyer
surgeon
tools
tree
woman
wood
woodcutter
work
worker
working
workplace
workwear