London's third great function, since the seventeenth century, has been that of national and international bourse: the exchange of stocks and shares, banking, commerce and, increasingly, insurance.

自17世纪以来，伦敦的第三大功能就是充当国内和国际证券交易所，负责股票和股份、银行业、商业以及越来越多的保险的交易。

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As an exchange student, Alan has been in Qiqihar for one and a half years.

作为交换生，艾伦来齐齐哈尔已经一年半了。

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Venice stock exchange." Secchi and his friends are also responsible for a population counter that has been placed in the shop-window of a pharmacy in the city center.

VOA: standard.2009.10.27

"Naturally as a finance minister my advise to the governor of RBI would be that if you are in a position keeping in view the availability of the foreign exchange you buy that , and from that perspective it has been bought,".

VOA: standard.2009.11.06

Mr. Zou's professional debut has been a cultural exchange for both the boxer and his promoter.

WSJ: 'Fists of Gold' Zou Shiming Boxing Match Fires Up China

And we do it every time we refuse to let our failures define us, and we challenge what has always been in exchange for what could be.

FORBES: You Lead By Virtue Of Who You Are

It is clear also that there has been a big exchange of pigeons between the Middle East and South Asia, and India in particular - the likely consequence of historic trading connections between the two regions.

BBC: Pigeon DNA gives up fancy secrets