英文關鍵字
action
background
bag
bags
beautiful
can
city
clean
cold
color
container
dirty
disposal
dump
dustbin
ecology
frost
frozen
full
garbage
girl
hand
heap
ice
leather
leisure
litter
object
one
outdoors
park
pile
pollution
real
recycle
recycling
refuse
rubbish
season
snow
snowy
street
throw
throwing
throws
time
trash
travel
urban
wall
waste
winter
woman