基本解释n.独角鲸；一角鲸同根派生 英汉例句用作名词 (n.)The narwhal's single and spiral tusk has always been a mystery.独角鲸那独一无二的螺旋状尖角总是被视为神秘之物。英英字典剑桥英英字典 a medium-sized whale (= large sea mammal) that has a long sharp tusk (= tooth) growing out from its mouth