4 sentences

1. 这部历史书详细记载了安南地区的变迁。

   zhè bù lì​shǐ shū xiáng​xì jì​zǎi le ān​nán dì​qū de biàn​qiān.

   This history book provides a detailed record of the changes in the Annam region.

   Source: Dong Chinese Dictionary

2. 村口那棵老朴树见证了这个地方的变迁。

   cūn​kǒu nà kē lǎo pò shù jiàn​zhèng le zhè​gè dì​fang de biàn​qiān.

   The old hackberry tree at the entrance of the village has witnessed the changes of this place.

   Source: Dong Chinese Dictionary

3. 随着时代的变迁，许多古老的传统已经消失了。

   suí​zhe shí​dài de biàn​qiān, xǔ​duō gǔ​lǎo de chuán​tǒng yǐ​jīng xiāo​shī le.

   Many ancient traditions have disappeared with the passing of time.

   Source: Dong Chinese Dictionary

4. 我的曾祖父见证了这个家族近一个世纪的变迁。

   wǒ de zēng​zǔ​fù jiàn​zhèng le zhè gè jiā​zú jìn yī gè shì​jì de biàn​qiān.

   My great-grandfather witnessed the changes in this family for nearly a century.

   Source: Dong Chinese Dictionary