同义词： sirenian mammal sirenian
以上来源于: WordNet
N any sirenian mammal, such as a dugong or manatee 海牛
A genus of the family Dugongidae comprising only Steller's sea cow.
仅由斯氏海牛构成的懦艮科的一个属。
The manatee, often called the sea cow , is the only exclusively herbivorous marine mammal.
海牛，通常也称之为海中之牛，是唯一一种海洋食草哺乳动物。
The hilltop park, Qingdao Sea cow football (beer) Training field, TV station of Qingdao, etc.
山头公园、青岛海牛足球(啤酒)训练场、青岛电视台等。
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