公益

zhè shì yǒu guān gōng yì de shì

这是有关公益的事。

This matter is related to the welfare of the public.

zhè néng cù jìn nóng cūn gōng yì shì yè de fā zhǎn

这能促进农村公益事业的发展。

It can promote the development of public welfare in rural areas.

tā men bō fàng miǎn fèi de gōng yì guǎng gào

他们播放免费的公益广告。

They broadcast free public-service announcements.

gōng yì fú wù

公益服务

public service