英文關鍵字
aspen
background
bark
brown
closeup
construction
cut
deforestation
ecology
energy
environment
equipment
factory
fire
firewood
forest
forestry
hand
industrial
industry
landscape
log
logging
logs
lumber
machine
match
material
natural
nature
old
outdoor
pile
pine
production
removal
saw
sawing
sawmill
spruce
stack
stick
storage
stump
texture
timber
tool
traditional
transportation
tree
trunk
wood
wooden
woodpile
work