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我的意思是,陆行鲸是一种哺乳动物,可以指明一个路上行走动物和水中游泳动物的清晰联系。
I mean, Ambulocetus is a mammal that shows a sort of bridge between walking on land and swimming.
youdao
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我的意思是,陆行鲸是一种哺乳动物,可以指明一个路上行走动物和水中游泳动物的清晰联系。
I mean, Ambulocetus is a mammal that shows a sort of bridge between walking on land and swimming.
youdao