英文關鍵字
big
binder
cargo
carrying
chain
coniferous
crane
deforestation
environment
equipment
exploitation
forest
forestry
forklift
grab
harvest
hauling
heavy
illegal
industry
lift
load
loader
log
logging
lorry
lumber
machine
machinery
mill
pile
pine
rig
russia
sawmill
scandinavia
siberia
sky
stump
sweden
timber
tractor
trailer
transport
tree
truck
unloading
vehicle
wood
work