英文關鍵字
agricultural
agriculture
chopped
cut
ecology
environment
felled
felling
firewood
forest
forested
forestry
green
hand
head
industrial
industry
man
mask
nature
outdoor
outside
piled
sad
sawn
scenery
special
spruce
stack
suit
sunny
sunshine
take
thinning
timber
tree
trees
trunk
walking
waste
wood
woodcutter
wooden
woodland