英文關鍵字
awareness
bin
bottle
can
cap
care
clean
collect
colorful
concept
conceptual
construction
container
dump
eco
ecology
empty
environment
environmental
form
full
garbage
heart
idea
junk
lid
nature
objects
package
pet
plastic
pollution
preservation
protection
public
recycle
recycled
reduce
reuse
tenerife
throwing
trash
waste
world