Once you know XPath, you'll also be in a much better position to judge whether your work with XML is so demanding that more advanced tools like XQuery and XSLT will benefit you.

一旦了解了XPath，您也将能更好地判断是否使用XML时太费劲，需要利用一些高级工具(如xquery和XSLT)来使您受益。

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"I can't stand the pressure and competition," explained one friend of mine when asked why he decided to quit his highly-paid but demanding position in his company recently.

“我不能忍受压力和竞争，”我的一个朋友解释说，当他被问及为什么最近他决定辞去那份工资高但要求也高的工作。

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One friend of mine has decided to quit his highly-paid but demanding position in his company recently.

最近，我有一个朋友辞去了他公司里的那份工资高但要求也高的工作。

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Telecoms equipment maker Huawei accuses InterDigital of "abusing" its position and demanding "exploitative" fees to use its patented technology, said to be essential to 3G in mobile devices.

BBC: Huawei MediaPad

Both are first basemen, meaning they play a less demanding position than Cano.

WSJ: The Yankees' Coming Conundrum

He will be 39 years old by then, already poor in fielding range by every known defensive metric, trying to play the most physically demanding position on the diamond.

WSJ: Derek Jeter Has No Doubt He Will Return