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Explorer Roy Chapman Andrews argued at the time that the whale must be a throwback to a land-living ancestor.
探险家罗伊·查普曼·安德鲁斯当时认为,鲸鱼一定是一种返祖的陆地生物。
youdao
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Explorer Roy Chapman Andrews argued at the time that the whale must be a throwback to a land-living ancestor.
探险家罗伊·查普曼·安德鲁斯当时认为,鲸鱼一定是一种返祖的陆地生物。
youdao