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ADJ relating to or characterized by descent from more than one ancestral group of animals or plants (动植物)多源的 [biology]
The results revealed that: 1. The Myriapoda are polyphyletic.
结果表明:1、多足类是复系发生的。
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The current Oxyinae is not a monophyletic group, and should be a polyphyletic group.
现行的稻蝗亚科并非一单系群,而是一多系群。
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