1 sentence

1. 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