柯林斯词典blowhole /ˈbləʊˌhəʊl/ 1. N the nostril, paired or single, of whales, situated far back on the skull (鲸头顶的)呼吸孔 返回 blowhole剑桥词典an opening in the top of the head of a whale (= very large sea mammal ), through which it breathes （鲸的）鼻孔，喷水孔 返回 blowhole