3 sentences

1. 海盗在小岛上埋藏了许多财宝。

   hǎi​dào zài xiǎo dǎo shàng mái​cáng le xǔ​duō cái​bǎo.

   Pirates buried a lot of treasure on the small island.

   Source: Dong Chinese Dictionary

2. 海盗将金币埋藏在荒岛的沙滩下。

   hǎi​dào jiāng jīn​bì mái​cáng zài huāng​dǎo de shā​tān xià.

   The pirates buried the gold coins under the sand of the deserted island.

   Source: Dong Chinese Dictionary

3. 他把那段痛苦的回忆深深地埋藏在心底。

   tā bǎ nà duàn tòng​kǔ de huí​yì shēn​shēn de mái​cáng zài xīn​dǐ.

   He buried that painful memory deep in his heart.

   Source: Dong Chinese Dictionary