2 sentences for 留有 (liú​yǒu — reserve)

1. 这里的零件之间留有一定的间隙。

   zhè​lǐ de líng​jiàn zhī​jiān liú​yǒu yī​dìng de jiàn​xì.

   A certain gap is left between the parts here.

   Source: Dong Chinese Dictionary

2. 他以为自己已经赢了，殊不知对方还留有后招。

   tā yǐ​wéi zì​jǐ yǐ​jīng yíng le, shū​bù​zhī duì​fāng hái liú​yǒu hòu zhāo.

   He thought he had already won, unaware that his opponent still had a trick up their sleeve.

   Source: Dong Chinese Dictionary