英文關鍵字
bag
cleaning
community
conservation
day
dirt
dirty
disposal
earth
ecology
environment
environmental
field
forest
garbage
garbages
global
gloves
ground
india
left
litter
man
manali
people
pick
picking
planet
plastic
pollution
recycling
refuse
responsibility
rubbish
sack
service
stuck
teamwork
tourists
trash
volunteer
volunteers
warming
waste
work