3 sentences

1. 她的腿为什么会那样抽搐？

   tā de tuǐ wèi​shén​me huì nà​yàng chōu​chù?

   Why is her leg twitching like that?

   Source: OpenSubtitles

2. 由于剧烈运动，他的右腓感到一阵阵的抽搐。

   yóu​yú jù​liè yùn​dòng, tā de yòu féi gǎn​dào yī zhèn​zhèn de chōu​chù.

   Due to strenuous exercise, he felt spasms in his right calf.

   Source: Dong Chinese Dictionary

3. 由于寒冷，他的身体不由自主地抽搐了一下。

   yóu​yú hán​lěng, tā de shēn​tǐ bù​yóu​zì​zhǔ de chōu​chù le yī​xià.

   Due to the cold, his body twitched involuntarily.

   Source: Dong Chinese Dictionary