You can think of electron affinity as sort of the ionization in reverse of the ion.

电子亲合,是离子化的逆过程。

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And the context of sorting, the worst case is your handed a problem that's in complete reverse order because that implies you have - to do as more work that could possibly-- that you could-- you have to do more work than you would of course if things were in perfect order.

在排序的环境中，最糟糕的情况是待排序的序列是,完全逆序的，在这种情况下,你不得不做更多的工作-,比起一个较理想顺序的序列,你必须花费更多的努力。

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Could you reverse it in a hurry?

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Most people start in Bondi but there's no reason why you can't do it in reverse.

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Lean forward, it goes forward, lean back, it stops (or goes in reverse if you lean back far enough).

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