You must pass the scope information through the command line so that the software can detect the scope at which this command should be executed.

您必须通过命令行来发送范围信息，这样软件就可以检测到命令行应该执行的范围了。

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Also, the test in Line 13 will fail to detect an error because the result of the call will not be an empty string.

第13行中的检查也无法探测到错误，因为调用的结果不是空字符串。

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Many would like a kindlier tone, but, perhaps due to an aroma of xenophobia that some detect on the picket-line, they crave a speedy resolution even more.

许多人喜欢更友好一些的腔调，但是或许是由于仇外情绪已经蔓延到警戒线了，他们更加渴望罢工能尽快得以解决。

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You can generally detect the urgency in the e-mails by the subject line.

FORBES: 12 Tips For Increasing Productivity

When he visits the Catholic University of America in Washington, DC, on Thursday, and a New York seminary on Saturday, he will detect some ideological currents that are far removed from his hold-the-line conservatism.

ECONOMIST: Pope Benedict begins his tour