不要空谈你的理论，你必须去实践它并检验它。

Don't prattle about your theory. You must practise it and prove it.

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实践是对理论的唯一可靠的检验。

Practice is the only reliable test of a theory.

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实践之所以有价值，因为它是对理论的检验。

Practice eis valuable because it is the test of the theory.

youdao

实践之所以有价值，因为它是对理论的检验。

Practice is valuable because it is the test of the theory.

youdao

网络规划真品牌，既有理论探讨价值，又在实践中得到了检验。

Planning genuine brand on Internet concerns about not only theory but also practice.

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该理论可以通过实践来检验。

The theory could be tested empirically.

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理论源于实践，最终又必将指导实践，并由实践来检验。

Theory comes from practice, which will eventually guide practice, and be tested by practice.

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模拟实验是检验理论有效性的重要实践手段。

Lab test is the important method to check the valid of new theory.

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模拟实验是检验理论有效性的重要实践手段。

Lab test is the important method to check the valid of new theory.

youdao