vt.& vi.(使)抽动,(使)颤动(twitch的过去式与过去分词形式);
例句:
A little smile twitched her lips.
思嘉的嘴角露出一丝微笑.
He squinted with his mouth twitched.
他乜斜着眼睛,撇了撇嘴.
Her firm upper lip often twitched with a merry smile.
她刚毅的上唇常因欢乐的微笑而颤动.