2 sentences

1. 大楼门口有几位保全在负责安检。

   dà​lóu mén​kǒu yǒu jǐ wèi bǎo​quán zài fù​zé ān​jiǎn.

   There are several security guards at the entrance of the building responsible for security checks.

   Source: Dong Chinese Dictionary

2. 为了保全公司的名誉，他选择了辞职。

   wèi​le bǎo​quán gōng​sī de míng​yù, tā xuǎn​zé le cí​zhí.

   To protect the company's reputation, he chose to resign.

   Source: Dong Chinese Dictionary