英文關鍵字
agriculture
asia
bark
botany
bowl
branch
brasiliensis
buckets
business
caoutchouc
collection
commerce
countryside
cultivation
cut
day
drop
ecology
elastic
extraction
farm
farmer
farming
flora
foliage
forest
green
grove
harvest
harvesting
hevea
hiking
incision
industrial
industry
juice
jungle
landscape
latex
leaf
lines
liquid
lumber
lush
manufacture
material
milk
milky
natural
nature
notch
outdoors
para
plant
plantation
produce
production
raw
regular
resin
row
rubber
sap
seringueira
sharinga
source
spiral
sunny
supply
tapping
tree
tropical
trunk
tyre
vessel
vietnam
vietnamese
woman
wood
worker