单词 | 鲸目 |
释义 | 〔whale〕Any of various marine mammals of the order Cetacea, having the general shape of a fish with forelimbs modified to form flippers, a tail with horizontal flukes, and one or two blowholes for breathing, especially one of the very large species as distinguished from the smaller dolphins and porpoises.鲸:一种鲸目海生哺乳动物,具有鱼的外形,前肢变异以形成鳍肢,其尾巴带有水平尾片,有一或两个鼻孔以供呼吸,尤其指与小型海豚相区分的体型巨大的一类 |
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