英文關鍵字
plant
packaging
reduce
container
dump
scrap
biological
leftovers
garbage
plastic
gather
pile
ecological
rubbish
pollution
recycle
danger
obsolete
green
material
waste
storage
dirty
recycling
fill
environmental
truck
pollute
rust
reuse
heap
transportation
transport
manufacturing
crushed
factory
industrial
environment
product
landfill
industry
hazardous
ecology
junk
sanitation
metal
road
recyclable
trash
sanitary