2 sentences

1. 这具枯骸已经被风沙侵蚀得残缺不全了。

   zhè jù kū hái yǐ​jīng bèi fēng​shā qīn​shí de cán​quē​bù​quán le.

   These withered remains have been eroded and broken by wind and sand.

   Source: Dong Chinese Dictionary

2. 许多古老的城市被风沙掩埋在沙漠之下。

   xǔ​duō gǔ​lǎo de chéng​shì bèi fēng​shā yǎn​mái zài shā​mò zhī​xià.

   Many ancient cities were buried in the desert by wind and sand.

   Source: Dong Chinese Dictionary