Some background: Most of the world's major currencies "float" against one another. That is, their relative values move up or down depending on market forces.

背景资料：大多数世界主要货币相互“浮动”，也就是说，这些货币的相对价值根据市场力量上下浮动。

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Meanwhile LinkedIn, the world's biggest business-centric social network, recently announced its plan to float on the stock market.

于此同时，商务化人际关系网linkedin，世界上最大的以商业为中心的社交网络，最近宣布了其进军股票市场的计划。

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Even as RenRen is using this IPO to float its shares into the U.S. market, Wall Street seems to be using it to float a trial balloon.

人人网正在利用此次IPO在美国股市上大肆散发其股份，另一方面，华尔街却似乎把人人的IPO看成了一个试验气球。

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Additionally, constituents are weighted proportionally on free float market capitalization with the largest positions capped at 4.75% each.

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If the rates were allowed to float up to market levels, Irish households, banks, and the government itself, would all sink.

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Launched in February 2004, last month Facebook announced plans to float on the stock market.

BBC: Facebook hit by technical problem across Europe