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	nonbooks nonbotanist nonbotanists nonbrachiating nonbrand nonbreakable nonbreathing nonbreeder nonbreeders nonbreeding nonbreedings nonbroadcast nonbroadcasts nonbroody nonbuilding nonbuildings nonburnable nonbusiness nonbuying noncabinet noncabinets noncaking Noncalcarea noncalcareous noncallable

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