2 sentences for 腻 (nì — smooth)

1. 你感情细腻又礼貌。

   nǐ gǎn​qíng xì​nì yòu lǐ​mào.

   You're sensitive and polite.

   Source: OpenSubtitles

2. 婴儿的头发柔软细腻，就像他们身体的其他部分一样。

   yīng'ér de tóu​fa róu​ruǎn xì​nì, jiù xiàng tā​men shēn​tǐ de qí​tā bù​fen yī​yàng.

   A baby’s hair is soft and delicate, just like the rest of their body.

   Source: CCMatrix