单词 | 齿鲸 |
释义 | 〔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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