They have found that the placozoans are the closest living thing to the ancestor of all animals.

他们发现，扁盘动物是离一切动物始祖位置最接近的活着的生物。

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They have found that the placozoans are the closest living thing to the ancestor of all animals.

他们发现，扁盘动物是离一切动物始祖位置最接近的活着的生物。

youdao