相反，它们通过在众多交易所下买盘和卖盘，用自有资金做市——就像芝加哥场内交易商所做的那样。

Instead, they commit their own capital to make markets - as the Chicago pit traders did - by Posting bids and offers on various exchanges.

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受今年全球信贷危机影响，失业大潮已经冲击华尔街的各个角落，波及到从对冲 基金经理到场内交易商，甚至更广的行业。

The fallout from this year's global credit crisis has claimed jobs on all corners of Wall Street, from hedge fund managers to floor traders and beyond.

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场内交易商(floor traders，指在交易所场内主要为自己或自己占有份额的帐户进行交易的交易所成员—译注)无法追踪电脑驱动的订单，特别是卖出上市交易基金(ETF，盯住某一指数的股票组合)的订单。

Floor traders were unable to keep track of computer-driven orders, particularly those selling exchange-traded funds—baskets of stocks linked to an index.

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