4 sentences

1. 我们要努力振兴国家经济。

   wǒ​men yào nǔ​lì zhèn​xīng guó​jiā jīng​jì.

   We must strive to revitalize the national economy.

   Source: Dong Chinese Dictionary

2. 他决心投身于振兴民族的大业中。

   tā jué​xīn tóu​shēn yú zhèn​xīng mín​zú de dà​yè zhōng.

   He is determined to devote himself to the great cause of national rejuvenation.

   Source: Dong Chinese Dictionary

3. 青年一代肩负着振兴中华的重任。

   qīng​nián yī dài jiān​fù zhe zhèn​xīng Zhōng​huá de zhòng​rèn.

   The younger generation shoulders the heavy responsibility of rejuvenating China.

   Source: Dong Chinese Dictionary

4. 他的爷爷在丹东市的振兴区生活了很多年。

   tā de yé​ye zài Dān​dōng Shì de Zhèn​xīng qū shēng​huó le hěn​duō nián.

   His grandfather has lived in the Zhenxing District of Dandong for many years.

   Source: Dong Chinese Dictionary