单词：aquatic vertebrates
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Fish Use Whole Bodies When They Eat Fish are animals that live in the water. They are also vertebrates animals that have a backbone and a spine. They have gills that permit them to take oxygen from the water. But have you ever wondered how vertebrate
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这份英文简历的求职者有着多年的商品采购经验。虽然学历不是很高，但是良好的交际能力有助于他应聘采购员这个职位。 ResumeBaichuan Zhu66 Nanshan Rd. Apt. 201Hangzhou 310010（0571） 6763247ObjectivePurc
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Acanthostega 这种生物已经演化出前后肢，但每肢都有８趾。这种生物是从鱼类进化到两栖类的过渡产物。而且，它具有更多的鱼类特征，如有鳃、鳍和只能在水中起作用的感官。伦敦自然历史博
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