| 单词 | 鼠海豚 |
| 释义 | 〔cetacean〕Any of various aquatic, chiefly marine mammals of the order Cetacea, including the whales, dolphins, and porpoises, characterized by a nearly hairless body, anterior limbs modified into broad flippers, vestigial posterior limbs, and a flat, notched tail.鲸目动物：鲸目动物中的一种水生动物，主要是海生哺乳动物，包括鲸、海豚和鼠海豚， 特征为身体几乎无毛、前肢变成宽大的鳍、后肢退化及尾扁平而分叉〔porpoise〕Any of several related aquatic mammals, such as the dolphin.鼠海豚属的动物：与鼠海豚有关的几种水生哺乳动物的一种，例如海豚〔porpoise〕Any of several gregarious toothed whales of the genusPhocaena and related genera, of oceanic waters, characteristically having a blunt snout and a triangular dorsal fin. Also called sea hog 鼠海豚：一种鼠海豚 属小型群集齿鲸，其共同特点是生活于海洋中，生有钝圆白的吻部以及三角形的背鳍 也作 sea hog |
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