大象长了虫牙，象牙早被蛀得“空空如也”，为了拔牙只得上电锯！
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孕期不适揭秘：孕妇牙疼的那些不解之谜与应对策略龋齿也就是我们俗称的“虫牙“，虫牙是我们牙疼产生的第一大元凶。龋齿会破坏牙齿的神经从而导致牙疼，就是我们通常所说的上火，实际上龋齿 ...
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