1 sentence

1. 由于饮食习惯不好，他患上了慢性胃炎。

   yóu​yú yǐn​shí xí​guàn bù hǎo, tā huàn​shang le màn​xìng wèi​yán.

   Due to poor eating habits, he developed chronic gastritis.

   Source: Dong Chinese Dictionary