It's just a placeholder that says I don't yet know what I wanna put here but I wanna put something, let me get back to you in just a moment.

它只是一个占位符，告诉电脑,我想在这放一个东西，但是暂时还不知道放什么东西，我先打断一下。

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We've seen in class that you get garbage values if you don't initialize something to a value so let me actually initialize x to a value.

我们在课程上了解到，如果你不给一个变量,进行赋值，它会获得一个无效值,让我把x初始化为一个值。

哈佛公开课 - 计算机科学课程节选

The joy has returned to my journey, and I don't plan to let it get away from me again.

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So I think I've just got to stay in the moment, don't let my emotions get the best of me.

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And, you know, because high school graduations - let me put it this way - I don't think you get paid and I don't think you'll get an honorary doctorate.

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