1 sentence

1. 由于没有彻底治愈，他的胃病又复发了。

   yóu​yú méi​yǒu chè​dǐ zhì​yù, tā de wèi​bìng yòu fù​fā le.

   Because it wasn't completely cured, his stomach problem recurred.

   Source: Dong Chinese Dictionary