单词	Steller's sea cow
释义	Steller's sea cow noun : an extinct very large sirenian (Hydrodamalis gigas) formerly common near the Asian coast of the Bering Sea Word History First Known Use 1814, in the meaning defined above
随便看	masterstrokes masterwork masterworks masterwort masterworts mastery masthead masthead bombing mastheaded mastheading mastheads mastic mastic bully mastic gum mastic tree masticate masticated masticates masticating mastication mastications masticator masticatories masticators masticatory

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