Start a theory to guide practice, after practice, enrich and supplement the theory, so the cycle to reach the two closely integrated and mutually confirmed.

开始是理论指导实践，后又实践丰富和补充理论，如此循环往复，达到二者紧密结合和相互印证。

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This was an Olympics , that began on a sad note after the death of Nodar Kumaritashvili, a young luge athlete from Georgia, during a practice run on the same day as the opening ceremonies.

VOA: standard.2010.03.01

Well, that's the sense of theory that I like to work with, and I would pause over it by saying that after all, there is a difference and practice and we shouldn't too quickly, at least, confuse the terms.

我想在此讨论的就是理论的这种解释，不过我想补充一句，理论和实践是两回事,至少我们不能混淆这两个名词。

耶鲁公开课 - 文学理论导论课程节选

We're also posting a practice exam for you to take, so after you're completely done your studying, it's good to have everything done before you take the practice exam, and then sit down just with this sheet here and your calculator, and ideally a timer, and make sure you can do the practice exam in the allotted amount of time.

我们还将给出一份模拟试题，因此在你完全复习好之后，最好先复习完,再做这份模拟试题，坐下来,只拿出这张表与计算器，最好还有个计时器，确保自己完成模拟题,在规定的时间内。

麻省理工公开课 - 化学原理课程节选

Google stopped the practice after it was contacted by a Wall Street Journal reporter.

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That's means doing the extra things after practice, doing the extra things in the gym.

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"We have confidence in Mark, " Cromartie said from Hawaii after practice for the Pro Bowl.

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