3 sentences

1. 他牵涉到这件案子里了。

   tā qiān​shè dào zhè jiàn àn​zi li le.

   He is involved in this case.

   Source: CCMatrix

2. 你不用牵涉进来。

   nǐ bù​yòng qiān​shè jìn lái.

   You don't have to get involved.

   Source: OpenSubtitles

3. 这里牵涉到四个因素。

   zhè​lǐ qiān​shè dào sì ge yīn​sù.

   There are four factors involved here.

   Source: CCMatrix