抽动 (chōu dòng) — (noun) twitch, spasm, involuntary jerk; (verb) to twitch, to spasm, to jerk involuntarily

Definition

Examples

• 他左眼有抽动，可能是疲劳引起的。
  Tā zuǒ yǎn yǒu chōu dòng, kě néng shì pí láo yǐn qǐ de.
  He has a twitch in his left eye; it might be caused by fatigue.
• 他听到消息时，脸上抽动了一下。
  Tā tīng dào xiāo xi shí, liǎn shàng chōu dòng le yí xià.
  His face twitched when he heard the news.
• 病人的腿部肌肉不由自主地抽动起来。
  Bìng rén de tuǐ bù jī ròu bù yóu zì zhǔ dì chōu dòng qǐ lái.
  The leg muscles of the patient began to twitch involuntarily.