n.（鸟的）胫跗节，胫跗骨
Early renal tumors are asymtoma - tic.
早期肾肿痛没有明显症状.
She developed a tic in her left eye.
她左眼处的肌肉出现抽搐。
When she recovered she had the nervous tic that she'd had ever since.
她痊愈以后就有了神经性痉挛,一直也没有好.
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