假设有一个灯泡和五个可以在不同时间和不同地点打开它的开关。

Imagine there are one bulb and five switches to turn it on at different times in different places.

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假设有人在桌子上摆一个铁球，那么这个铁球立刻就会朝着磁铁的方向滚动过去。

Suppose someone to place an iron ball on the table, then this ball will run straightway towards the magnet.

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假设有人提出了更改进程的建议。

Imagine that someone offers a suggestion on how to change a process.

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So, when we get really close together, granted, there is a net positive negative charge with a Coulombic force of attraction.

当它们真正离得很近时，假设有一个带正负电的电荷,带有库仑引力。

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Let's say you're on a subway, and you have a seat and an older woman is standing in front of you.

假设你在地铁上，你有个位子坐，一个老太太站在你面前。

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Because they would have started with the hypothesis, not that there existed a month, but that June was particularly likely.

因为他们是有了假设然后再开始做实验的，而不是说有一个这样特殊的月份，而是六月是一个特殊的月份。

麻省理工公开课 - 计算机科学及编程导论课程节选