1 sentence

1. 保持良好的环境卫生是每个公民的责任。

   bǎo​chí liáng​hǎo de huán​jìng​wèi​shēng shì měi gè gōng​mín de zé​rèn.

   Maintaining good environmental hygiene is the responsibility of every citizen.

   Source: Dong Chinese Dictionary