许多学校组织阅读马拉松来募捐。

Many schools organize read-a-thons to raise money.

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杰夫：她居然以跑马拉松来庆贺自己的生日。

Jeff: She even celebrated her birthday by running a marathon.

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And the example we'll pick is considering, for example, a Matsuzaka fastball.

我们举例来考虑的是，一个松阪的快球。

麻省理工公开课 - 化学原理课程节选

So we can think about what is our most loosely-bound electron, what's that highest energy orbital, and it's going to be the 2 p orbital, that's going to be what's highest in energy.

我们来想一想,它“束缚得最松“的电子是哪一个，能量最高的轨道是哪一个？,它就是，2，p，轨道，是能量最高的轨道。

麻省理工公开课 - 化学原理课程节选