英文關鍵字
asia
black
car
caucasian
disposal
driving
drop
dump
dustbin
ecology
environment
environmental
female
garbage
human
junk
koh
litter
littering
mess
motor
motorbike
park
plastic
problem
recycle
recycling
refuse
rubbish
samui
site
thailand
throw
throwing
transport
trash
tshirt
waste
white
woman
yard
young