环境污染

environmental pollution

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

variant of 污[wu1]

dirty / filthy / foul / corrupt / to smear / to defile / dirt / filth

pollution / contamination / CL:個|个[ge4]

to pollute; to contaminate (lit. and fig.)

to dye / to catch (a disease) / to acquire (bad habits etc) / to contaminate / to add color washes to a painting