rén / mín / jǐng / chá / de / zhǔ / yào / zhí / zé / shì / wéi / hù / shè / huì / zhì / ān / hé / bǎo / zhàng / rén / mín / ān / quán / 。

人民警察的主要职责是维护社会治安和保障人民安全。

The main duty of the people's police is to maintain public order and ensure public safety.