生态环境

ecosystem / natural environment

to be born / to give birth / life / to grow / raw / uncooked / student

ecology

(bound form) / appearance / shape / form / state / attitude / (grammar) voice

surname Huan

ring / hoop / loop / (chain) link / classifier for scores in archery etc / to surround / to encircle / to hem in

environment / circumstances / surroundings / CL:個|个[ge4] / ambient

border / place / condition / boundary / circumstances / territory

ecotourism