fixed tooth造句

at every jump of the schooner, red-cap slipped to and fro; but-what was ghastly to behold-neither his attitude nor his fixed teeth-disclosing grin was anyway disturbed by this rough usage
船每震动一下，戴红帽的那个家伙就跟着左右滑动，叫人害怕的是：尽管船晃来晃去，他的姿势和牙咧嘴的怪相却丝毫不受干扰。
It's difficult to find fixed tooth in a sentence. 用fixed tooth造句挺难的