2 sentences

1. 人体需要摄入适量的油脂以维持健康。

   rén​tǐ xū​yào shè​rù shì​liàng de yóu​zhī yǐ wéi​chí jiàn​kāng.

   The human body needs a moderate intake of fats and oils to maintain health.

   Source: Dong Chinese Dictionary

2. 油脂和食物残渣可能会阻塞厨房的排水管。

   yóu​zhī hé shí​wù cán​zhā kě​néng huì zǔ​sè chú​fáng de pái​shuǐ​guǎn.

   Grease and food scraps can clog the kitchen drain.

   Source: Dong Chinese Dictionary