late 12c., to-twic-chen "pull apart with a quick jerk," related to Old English twiccian "to pluck, gather, catch hold of," from Proto-Germanic *twikjon- (cognates: Low German twicken, Dutch twikken, Old High German gizwickan, German zwicken "to pinch, tweak"). Related: Twitched; twitching.
twitch (n.)
1520s, from twitch (v.).
中文解释
1. PIE base *twi- "two", from root of two => twist, tweak, twitch, twig.2. 扭东西时其实就是两端朝两个相反的方向转动，所以意思就是由此引申而来的。3. 谐音“腿抽、腿扯”----腿部抽动、抽搐。
实用例句
1. He developed a nervous twitch and began to blink constantly.
他身体出现了神经性抽搐，开始不停地眨眼睛。
来自柯林斯例句
2. When I stood up to her, her right cheek would begin to twitch.
当我作出反抗时，她右侧脸庞就会开始抽搐。
来自柯林斯例句
3. As they turned to leave, they saw the curtains twitch in the house next door.
当他们转身要离开时，他们看到隔壁房子的窗帘被猛地扯了一下。
来自柯林斯例句
4. I noticed little things, a dip of the head, a twitch in the shoulder.
我注意到了一些细节：头的往下一沉，肩膀的突然颤动。
来自柯林斯例句
5. If I don't get a bite in a few minutes I lift the rod and twitch the bait.