英文關鍵字
abstract
action
adult
agriculture
angle
axe
bit
blade
chopping
close
cut
cutter
day
daylight
depth
energy
equipment
field
fire
firewood
focus
forest
hard
hardwood
hatchet
isolated
log
logging
low
lumber
lumberjack
male
man
nature
people
shallow
single
soft
stack
strong
stump
sunny
symbol
timber
tool
tree
view
vintage
wood
woodcutter
wooden
worker
working