英文關鍵字
bin
bottle
bottles
cheerful
child
children
clogging
clothing
colorful
colors
concept
consciousness
container
contamination
dangerous
destroy
destruction
disaster
eco
ecologic
ecological
ecology
environment
environmental
garbage
girl
green
litter
little
planet
plastic
pollute
polluted
progress
protection
recycle
recycling
responsibility
rubbish
save
separately
sustainable
threat
trash
waste