There are few more sobering online activities than entering data into college-tuition calculators and gasping as the Web spits back a six-figure sum.

在大学学费计算器里输入数据，然后对着网络吐出来的六位数倒抽一口气——很少有其他在线活动比这种活动更能让人清醒了。

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After the 90 seconds the instructions require, he spits it back into the plastic cup from which it came.

按照指示上的要求，90秒钟过后他将液体重新吐回塑料瓶。

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Note that randomize-lines does just what you would expect: It shuffles the lines of input you type in and spits them back out in a different order.

注：randomize-lines 将完全执行所期望的操作：它打乱键入的输入内容行并将它们以不同的顺序返回回来。

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