2 sentences for 灭亡 (miè​wáng — perish)

1. 你拯救我们免于灭亡。

   nǐ zhěng​jiù wǒ​men miǎn​yú miè​wáng.

   You saved us from extinction.

   Source: OpenSubtitles

2. 那个古老的文明在几千年前就灭亡了。

   nà gè gǔ​lǎo de wén​míng zài jǐ​qiān nián qián jiù miè​wáng le.

   That ancient civilization perished thousands of years ago.

   Source: Dong Chinese Dictionary