3 sentences

1. 墙与柜子之间有一道窄窄的空隙。

   qiáng yǔ guì​zi zhī​jiān yǒu yī dào zhǎi​zhǎi de kòng​xì.

   There is a narrow gap between the wall and the cabinet.

   Source: Dong Chinese Dictionary

2. 奔腾的江水流进了一个窄窄的峡。

   bēn​téng de jiāng​shuǐ liú​jìn le yī gè zhǎi​zhǎi de xiá.

   The rushing river flowed into a narrow gorge.

   Source: Dong Chinese Dictionary

3. 这两座建筑被一条窄窄的小巷间隔开。

   zhè liǎng zuò jiàn​zhù bèi yī tiáo zhǎi​zhǎi de xiǎo​xiàng jiàn gé kāi.

   The two buildings are separated by a narrow alley.

   Source: Dong Chinese Dictionary