英文關鍵字
ecology
girl
kid
eco
earth
day
problem
cute
little
volunteer
heart
hand
gesture
projector
video
forest
landscape
save
environment
love
nature
conceptual
world
planet
environmental
life
care
protect
global
bio
recycle
creative
abstract
sustainable
agriculture
ecosystem
support
conservation
social
organic
caucasian
people
person
child