All beds have special L-shaped top sheets that reach up to armpit level on a woman but only waist level on the man lying beside her.

所有的床都有特殊的 L 形被单，可以盖到女人的腋窝，但是只能盖到躺在她旁边的男人的腰。

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By contrast, L-methionine increased the level of methylation and thus reduced the expression of the gene in animals with loving mothers, and led to fear, anxiety and a heightened response to stress.

与之相反，L -甲硫氨酸增加了甲基化水平，从而减弱了正常老鼠中糖皮质激素受体基因的表达，导致了恐惧、焦虑和对压力的强烈反应。

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The builders level (l) Ed the site and erected a new plant building on it.

建筑者们将场地平整好，然后建造了一个新厂房。

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We'll get to discussing that, but what I want to point out here again is the fact that instead of just being dependent on n, the energy level is dependent on both n and l.

我们将要讨论它，但是我想指出的是事实上能级不只是与n有关,而是与n和l都有关系，而且n不再是。

麻省理工公开课 - 化学原理课程节选

So, our next level up that we can go is going to be the n equals 2 energy level, but we also have an l and an m value, 0 so our lowest l is going to be a there.

所以下一个能量,是n等于2的能级，但我们还有l和m的值，所以我们最低的l等于。

麻省理工公开课 - 化学原理课程节选

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