3 sentences

1. 他们知道你不会调头回去。

   tā​men zhī​dào nǐ bù huì diào​tóu huí​qu.

   They know you won't turn around and go back.

   Source: OpenSubtitles

2. 这首歌的调头很高，不容易唱。

   zhè shǒu gē de diào​tou hěn gāo, bù róng​yì chàng.

   This song is in a very high key and is not easy to sing.

   Source: Dong Chinese Dictionary

3. 听他的调头，他似乎对这项计划不太满意。

   tīng tā de diào​tou, tā sì​hū duì zhè xiàng jì​huà bù tài mǎn​yì.

   Judging by his tone, he seems somewhat dissatisfied with the plan.

   Source: Dong Chinese Dictionary