3 sentences

1. 我们都听过蝴蝶效应。

   wǒ​men dōu tīng guo hú​dié​xiào​yìng.

   We’ve all heard of the butterfly effect.

   Source: CCMatrix

2. 你听说过蝴蝶效应吗？

   nǐ tīng​shuō guo hú​dié​xiào​yìng ma?

   Have you ever heard of the Butterfly Effect?

   Source: OpenSubtitles

3. 你知道什么是蝴蝶效应吗？

   nǐ zhī​dao shén​me shì hú​dié​xiào​yìng ma?

   Do you know what the butterfly effect is?

   Source: OpenSubtitles