One went down the chimney and landed in a pair of shoes that had been left on the hearth.

有一枚金币从烟囱里进来，落在了放在壁炉上的一双鞋子里。

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The class's eight methods are made up of four pairs of methods, one pair for each of the different UDDI entities that can be published.

这个类的八个方法由四对方法组成，每一对用于一个可以发布的不同的UDDI实体。

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Each pair represents one South Korean province.

每一对都代表了南韩的一个省。

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So if we take a look at nitrogen here, what you'll notice is we have thre available for bonding, - and we already have our lone pair -- one of our orbitals is already filled up.

如果我们看一下氮原子，我们注意到我们可以成3个键，我们已经有一个孤对-,其中的一个轨道已经被填满了。

麻省理工公开课 - 化学原理课程节选

Still more perplexing (to men, at least), these same women--after finally deciding on that one great pair--will head right back to the store 10 minutes after getting home to return them.

FORBES: Magazine Article

One boy-girl pair had been unable to talk at all.

NEWYORKER: Personal Best

With six bedrooms, the 1910 home also features an indoor basketball court, wine cellar, elevator, a one-bedroom au pair suite and top-level terraces with views of the San Francisco Bay and Golden Gate Bridge.

WSJ: Huguette Clark's New York Apartments Sell | Private Properties