无论是在租户的整个生命周期内持有的房地产，还是所谓的房地产竞争，时间限制是最清晰可见的。

This limitation in time is most clearly seen whether it be an estate held for the life of the tenant, or what is called an estate pur autre vie.

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食物过敏最严重的是产生所谓的过敏反应。

The most severe form of food allergy is called anaphylaxis.

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在最简单的情况下，一个系统有两个能量状态，即所谓的量子比特或昆比特。

In the simplest case, one obtains a system with two energy states, a so-called quantum bit or qubit.

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And Athens was until only fairly recent times in human history the most famous democracy that ever existed. I say fairly recent times until you know the American democracy.

而雅典是直到近期为止,一直是人类历史上曾存在过,最著名的民主之城，我所谓的近期,当然是指在美国民主出现之前。

耶鲁公开课 - 政治哲学导论课程节选

So what I want to point out when you're kind of looking at these numbers here, what the significance is, look at that huge difference between what the ionization energies are for what we call those valence electrons, -- those outer shell electrons, those are core electrons there.

我在这里想要指出的是,当大家在看这些数字的时候，最重要的是，要看到这些,巨大的差异,看到所谓价电子，即外层电子的电离能与，1，s，轨道，电离能之间的巨大差异。

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