最好的权变设计可防止错误的产生。

The best contingency design prevents errors from occurring.

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好的权变设计要对一切东西负责，包括服务器失效在内。

Great contingency design accounts for everything, including servers going kaput.

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最好的职业人士靠聪明的防护性设计策略来对此负责(亦被称为权变设计)。

The best professionals account for this with smart, defensive design strategies (also known as contingency design).

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