So, now you have a single molecule, very large molecule, with not just two binding sites but with ten binding sites.

所以如果你体内有一个细胞,一个体积很大的细胞,细胞表面不只有两个抗原结合位点,而有十个抗原结合位点

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An asymmetrical division is not like that, it's when a parent cell forms two cells that are different in some way.

而不对称分裂就不是这样,当母细胞分裂为两个子细胞时,会有一些不同

耶鲁公开课 - 生物医学工程探索课程节选

And so we've got a--we could imagine then a-- Descartes-like argument saying, "If I can imagine the Evening Star without the Morning Star, that shows the Evening Star and the Morning Star must be two different heavenly bodies."

所以我们得到一个,我们可以想象一个,笛卡尔式的论证,如果我能想象昏星存在而晨星不存在,这就证明了昏星,和晨星肯定是两个不同的天体

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