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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以前食品花费占了一篮子商品的三分之一，一篮子商品构成了居民消费价格指数且是去年通胀的主要驱动因素。

Food previously accounted for a third of the basket of goods that make up the index and was the main driver of inflation last year.

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而当HDD的容量指数级增加时，这些驱动器的速度并没有实现显著增长。

And while the capacity of HDDs has grown exponentially, the speed of these devices has not significantly increased.

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