3 sentences

1. 这种柿子还没熟，吃起来很涩。

   zhè zhǒng shì​zi hái méi shú, chī qi​lai hěn sè.

   This persimmon isn't ripe yet; it tastes very astringent.

   Source: Dong Chinese Dictionary

2. 这扇门太久没上油，开关时感觉很涩。

   zhè shàn mén tài jiǔ méi shàng​yóu, kāi​guān shí gǎn​jué hěn sè.

   The door hasn't been oiled for a long time, so it feels stiff when opening or closing it.

   Source: Dong Chinese Dictionary

3. 这篇翻译著作文字读起来很涩，不够流畅。

   zhè piān fān​yì zhù​zuò wén​zì dú qi​lai hěn sè, bù gòu liú​chàng.

   The language in this translated work is clunky and lacks flow.

   Source: Dong Chinese Dictionary