2 sentences

1. 还有多少空气残留？

   hái​yǒu duō​shao kōng​qì cán​liú?

   How much air's left?

   Source: OpenSubtitles

2. 电脑程序还有一些残留问题。

   diàn​nǎo​chéng​xù hái​yǒu yī​xiē cán​liú wèn​tí.

   There are still a few residual problems with the computer program.

   Source: UM-Corpus: Education