In theory, there is no difference between theory and practice.

从理论上讲，理论与实践之间没有不同。

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In theory, there should be money to go around.

理论上，应该让钱到处走动。

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In theory, there is no limit to how many machines or how much information you can extract in this fashion.

理论上，以这种方式能从多少台机器抽取信息或者抽取多少信息并没有限制。

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