英语词汇“protosireninae”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	protosireninae
释义	Protosireninae Protosireninae [‚prōd·ō·sə′ren·ə‚nē] (paleontology) An extinct superfamily of sirenian mammals in the family Dugongidae found in the middle Eocene of Egypt.
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Protosireninae