The first loop iterates through each Streamlined column.

第一个循环在每个Streamlined列上迭代。

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This method consists of two nested loops: the first loop iterate through all the registered types.

这个方法由两个嵌套的循环组成：第一个循环遍历所有注册的类型。

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The main pump is the core of the first loop in a nuclear power plant, and it plays a vital role on the safety of the nuclear reactor operation.

核主泵是核电站核岛一回路系统的核心，对核反应堆的安全运行起着至关重要的作用。

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What's the first thing I do in a loop?

我在循环中做的第一件事情是什么呢？

麻省理工公开课 - 计算机科学及编程导论课程节选

So first time through the loop, the answer is a. Second time it-sorry, as it enters the loop, at the time it enter exits a the answer is a.

当第一次完成循环的时候，答案是a，第二次，对不起，在第一次进入循环的时候,答案就是。

麻省理工公开课 - 计算机科学及编程导论课程节选

So conceptually the key difference here, besides the syntax looking slightly different, it just means that if you want a chunk of code to execute no matter what initially, ; you can use the do while loop; if you want to check a condition first, you can use the while loop.

所以概念上，则关键的区别是，除了语法看起来有点不同，它的意思是如果你想要一段代码,最初无论如何都要执行，你就可以用do，while循环;,如果你想要先检查条件，你可以用while循环。

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Now, we're the first to begin closing the content loop, offering native 4K content for the home and delivering the most immersive, awe-inspiring entertainment experience yet.

ENGADGET: Sony's 4K Ultra HD Video Player revealed, COO Phil Molyneux tells us what 'only Sony can do'

By the 1988 World Championships, Canada's Kurt Browning landed the first valid quad toe loop.

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Researchers also found that rewarding the encoder alongside the decoder created a virtuous loop, as treating the first rat for a job well done focused its attention and improved the signal strength.

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