2 sentences for 润 (rùn — moist)

1. 雨后的空气十分润泽。

   yǔ hòu de kōng​qì shí​fēn rùn zé.

   The air after the rain is very moist and fresh.

   Source: Dong Chinese Dictionary

2. 这款口红质地很润，涂在嘴上一点也不干。

   zhè kuǎn kǒu​hóng zhì​dì hěn rùn, tú zài zuǐ shàng yī​diǎn yě bù gān.

   The texture of this lipstick is very moisturizing; it doesn't feel dry on the lips at all.

   Source: Dong Chinese Dictionary