
twitching
词源
源自中古英语 twicchen(快速拉动),与古英语 twiccian(捏,拧)同源,拟声词,模仿快速动作的声音。
noun
❶ 指肌肉或身体部位不自主地快速抽动或痉挛,通常持续时间较短且反复发生。
“She noticed a slight twitching in her left eyelid.”
(她注意到左眼皮有轻微的抽动。)
“The doctor said stress could cause facial twitching.”
(医生说压力可能导致面部抽搐。)
❶ 形容快速轻拉的动作,比如突然拉动绳子或线。
“With a quick twitching motion, she pulled the thread tight.”
(她快速轻拉一下把线绷紧。)
“The fisherman felt a twitching on his line and knew a fish was biting.”
(渔夫感觉到鱼线被轻拉,知道有鱼上钩了。)
adjective
❶ 描述反复出现快速抽动的状态,常用于医学或生理学语境。
“The patient presented with twitching muscles in the forearm.”
(患者前臂肌肉呈现反复抽搐症状。)
“Twitching movements in sleep are often harmless.”
(睡眠中的抽动通常无害。)
常见短语
eye twitching — 特指眼睑肌肉不自主跳动的现象,常与疲劳或压力相关。
“Her persistent eye twitching stopped after getting enough sleep.”
(充分睡眠后,她持续的眼皮跳动消失了。)
twitching reflex — 指受到刺激时身体部位产生的快速抽动反应,属于神经反射的一种。
“The doctor tested his knee's twitching reflex with a rubber hammer.”
(医生用橡胶锤测试了他膝盖的抽搐反射。)