2 sentences for 重振 (chóng​zhèn — revitalize)

1. 经理努力重振员工的士气。

   jīng​lǐ nǔ​lì chóng​zhèn yuán​gōng de shì​qì.

   The manager is trying hard to boost the employees' morale.

   Source: Dong Chinese Dictionary

2. 这位老将在比赛中重振雄风。

   zhè wèi lǎo​jiàng zài bǐ​sài zhōng chóng​zhèn xióng​fēng.

   The veteran regained his former glory in the match.

   Source: Dong Chinese Dictionary