The LOOP statement executes a statement block for an unspecified number of iterations.

loop语句不限次数地执行一个语句块。

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The for loop, which executes a block of statements a certain number of times

for 循环，它对一个语句块执行一定次数。

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Figure 4. Details for the loop block.

图4.循环元件的细节。

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Figure 4. Details for the loop block.

图4.循环元件的细节。

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