Now if you look at my derivation here, there's one spot where I could have just stopped and proven my point without going through the whole thing.

如果仔细检查我的推导过程，你会发现其实,我们不用研究整个循环过程,就可以证明我们要证的公式。

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This point was rather proven when one of the recent flurry of injunctions slightly misfired.

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My first year in Congress has more than proven the point.

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They have proven the point.

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