痉挛

tā yóu yǒng shí xiǎo tuǐ tū rán jìng luán le

她游泳时小腿突然痉挛了。

Her shank suddenly convulsed when she was swimming.

quán shēn jìng luán

全身痉挛

have convulsions all over

jī ròu jìng luán

肌肉痉挛

muscle cramps

tā qǐ le yī zhèn jìng luán

她起了一阵痉挛。

She fell into a fit of convulsions.