2 sentences

1. 看来我还是别插嘴比较好。

   kàn​lai wǒ hái​shi bié chā​zuǐ bǐ​jiào hǎo.

   I guess I better not interrupt.

   Source: OpenSubtitles

2. 别人说话时，不要随便插嘴。

   bié​ren shuō​huà shí, bù yào suí​biàn chā​zuǐ.

   Don't interrupt when others are speaking.

   Source: Dong Chinese Dictionary