英文關鍵字
used
bottles
trash
dump
garbage
reduction
environmental
contamination
empty
creased
isolated
dark
blue
background
plastic
waste
save
nature
ecology
problem
crushed
rubbish
pile
pollution
zero
management
polyethylene
protection
texture
collection
wrinkled
art
recycling
biodegradable
reuse
air
earth
industry
eco
conservation
litter
nobody
object