That cost comes with a payoff: early error detection.

成本也伴随着收益：早期的错误检测。

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And the payoff would've been big for early humans: lots of high-calorie meat to feed a bigger brain.

早期人类的收益是很大的：很多高热量的肉类，供养更大的大脑。

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For example, a plant early in a story may reveal a person is allergic to bees and in the final act the payoff comes when they must pass a giant swarm of bees to save somebody.

比如，在故事的开头说明某人对蜜蜂过敏，而在结尾处设置此人必须穿过一个蜂群去救别人一命的情节。

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His earnest courtship of congressional Republicans has resulted in one early, tentative payoff.

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For entrepreneurial lawyers who file early and hope for a payoff without much more work, 10 years is a long time indeed.

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The early winner now appears a loser, most likely to be unplugged, and a very expensive investment with no payoff for NewsCorp investors.

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