descend from be descended from
从…降下来
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The weight of the evidence is now suggesting that not only did birds not descend from dinosaurs, Ruben said, but that some species now believed to be dinosaurs may have descended from birds.
现在这些证据的效力不仅显示鸟类不是起源于恐龙，鲁本说，而且现在被认定是恐龙的一些物种可能起源于鸟类。
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