英文關鍵字
firewood
pile
sawdust
stack
wooden
fuel
bark
wood
cut
forest
log
lumber
material
timber
deforestation
ground
lumberjack
birch
trunk
fire
nature
raw
tree
energy
logging
preparation
barrel
combustible
cortex
crust
rustic
plant
broken
outside
heap
piece
stacked
pilorama
campfire
jumble
stem
destruction
destroy
branch
logs
firing
sawn
filings
sawed
industry