機器
environmental
bin
city
cleaning
cleanup
collection
collector
container
disposal
dump
dumpster
dustbin
dustcart
dustman
environment
equipment
garbage
garbage can
garbage truck
government
hygiene
industrial
industry
mixed domestic waste
mixed wastes
municipal
public
recycle
recycling
refuse
removal
rubbish
sanitation
service
solid waste
sorted rubbish
street
transport
transportation
trash
truck
urban
vehicle
waste