This irreflexivity can be used to set up an equivalence relation—that is, for Key s a and b , if comp(a, b) is false and comp(b, a) is false , then a and b must be equivalent.

这个反自反性质可以用来建立一个等价关系(equivalence relation)—也就是，对于Keys a和b来说，如果comp(a,b)为false并且comp(b,a)也为false，那么我们就说a和b是等价的。

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The S&P 500 (SPX) index climbed 4.1 points, or 0.3%, to 1,313.80; and the Nasdaq Composite (COMP) gained 6.6 points, or 0.2%, to 2,743.

标准普尔500指数上涨4.1个点，涨幅0.3%，收于1313.80点。 纳斯达克综合指数上涨6.6点，涨幅0.2%，收于2743点。

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Our conclusions are that company' s governance structure is based on its capital structure, because capital structure determines restrain degree by investors and creditors to comp any governance;

本文通过对公司治理结构、资本结构、股权结构以及内部控制制度的分析，认为资本结构是公司治理结构的基础，它决定着投资人和债权人对公司治理的约束程度；

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Workman's comp is generally a state issue as opposed to a federal issue.

WHITEHOUSE: Help for Homeowners in the Hardest Hit States

And a similar comparison of Wal-Mart's comp sales to the Conference Board's consumer confidence reading showed almost no correlation between those two measurements either.

FORBES: Wizardry At Wal-Mart

Again, this pair seems to exist for purely aesthetic purposes -- if you're the button-pushing type, this is arguably the most infuriating device money can buy -- but it may well help cure you of that BlackBerry thumb that had you on worker's comp for much of the early '00s.

ENGADGET: BlackBtrry Water Game hands-on Hands-on