tic /ˈtɪk/
痙攣,局部的抽筋
Tic n. Med. A local and habitual convulsive motion of certain muscles; especially, such a motion of some of the muscles of the face; twitching; velication; -- called also spasmodic tic.
Tic douloureux Med. Neuralgia in the face; face ague. See under Face.
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tic
n : a local and habitual twitching especially in the face