目的通过一次量氯氮平对女性精神分裂症患者脑电活动的影响，预测该药对女性精神分裂症患者的近期疗效。

Objective To forecast the shortterm therapeutic effect of clozapine on female schizophrenics by effect of single clozapine on the electrical activity of brain (EAB).

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同位素年代记录显示，过去几十万年全球冰量的波动有一个模式：冰河期大约每10万年发生一次。

The dated isotope record shows that the fluctuations in global ice volume over the past several hundred thousand years have a pattern: an ice age occurs roughly once every 100,000 years.

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如果你是健康的，身体就很容易供出一次献血的量。

The truth is that if you are healthy then your body can easily spare the amount collected at a donation.

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So again, when we check these, what we want to see is that our z effective falls in between the two extreme cases that we could envision for shielding.

所以当我们再一次检查这些时，我们想看到的是,有效电荷量处于两种极端案例中,这两种极端案例。

麻省理工公开课 - 化学原理课程节选

Again we have the charge of the nucleus on plus 2, +2 but let's say this time the electron now is going to be very, very close to the nucleus.

对于我们的氦原子，我们有一次得到了原子核电荷量为,但是我们说这次电子。

麻省理工公开课 - 化学原理课程节选

So in other words, every time I merge the point that I kept emphasizing verbally there and that I'm only touching each number once, means that we have to account for the amount of time it takes to merge N which is going to be just N. Now, this is again one of these cyclical answers.

换言之，之前在做合并时,我不停地强调,对每个数字我只碰了一次，这就是说,我们要记录合并所花的时间量,也就是这里的,这又是一种循环性的答案。

哈佛公开课 - 计算机科学课程节选