英文關鍵字
apple
background
bark
bio
brown
color
deforestation
ecology
energy
environment
firewood
forest
forestry
fresh
freshness
fruit
green
harvest
healthy
heap
juicy
large
lie
log
logging
lumber
material
natural
nature
nutrition
old
organic
outdoor
pile
pine
plant
ripe
section
stack
summer
sunlight
texture
timber
tree
trunk
vibrant
vitamin
wood
wooden
woodpile