| 单词 | cetacean mammal |
| 释义 | cetacean mammal (once / 11819311 pages) n WORD FAMILY cetacean mammal n large aquatic carnivorous mammal with fin-like forelimbs no hind limbs, including: whales; dolphins; porpoises; narwhals Syn|Hypo|Hyper blower, cetacean whale any of the larger cetacean mammals having a streamlined body and breathing through a blowhole on the head baleen whale, whalebone whalewhale with plates of whalebone along the upper jaw for filtering plankton from the water toothed whaleany of several whales having simple conical teeth and feeding on fish etc. Monodon monoceros, narwal, narwhal, narwhalesmall Arctic whale the male having a long spiral ivory tusk spoutera spouting whale aquatic mammal whales and dolphins; manatees and dugongs; walruses; seals |
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