4 sentences

1. 他患有免疫缺陷症。

   tā huàn​yǒu miǎn​yì quē​xiàn zhèng.

   He has an immunodeficiency disorder.

   Source: OpenSubtitles

2. 民主是有缺陷的！

   mín​zhǔ shì yǒu quē​xiàn de!

   Democracy is flawed!

   Source: OpenSubtitles

3. 你说我有缺陷。

   nǐ shuō wǒ yǒu quē​xiàn.

   You said I was defective.

   Source: OpenSubtitles

4. 这个设计有一个严重的缺陷。

   zhè gè shè​jì yǒu yī gè yán​zhòng de quē​xiàn.

   There is a serious flaw in this design.

   Source: Dong Chinese Dictionary