5 sentences

1. 他沉溺于吃喝嫖赌。

   tā chén​nì yú chī​hē piáo dǔ.

   He is addicted to wining, dining, whoring, and gambling.

   Source: Dong Chinese Dictionary

2. 他沉溺于烟花之地，不思进取。

   tā chén​nì yú yān​huā zhī dì, bù sī jìn​qǔ.

   He indulged himself in brothels and had no ambition to improve himself.

   Source: Dong Chinese Dictionary

3. 他因为长期沉溺于酒色，身体变得非常虚弱。

   tā yīn​wèi cháng​qī chén​nì yú jiǔ sè, shēn​tǐ biàn de fēi​cháng xū​ruò.

   His body became very weak because he had long been addicted to wine and women.

   Source: Dong Chinese Dictionary

4. 他整天沉溺于酒精和赌博中，完全不顾家人的感受。

   tā zhěng​tiān chén​nì yú jiǔ​jīng hé dǔ​bó zhōng, wán​quán bù gù jiā​rén de gǎn​shòu.

   He indulges in alcohol and gambling all day long, completely disregarding his family's feelings.

   Source: Dong Chinese Dictionary

5. 由于船只失事，数人沉溺于深海之中。

   yóu​yú chuán​zhī shī​shì, shù rén chén​nì yú shēn​hǎi zhī​zhōng.

   Several people drowned in the deep sea due to the shipwreck.

   Source: Dong Chinese Dictionary