Since exchange are named entities the attempt to declare a previously existing exchange with a different type results in an error.

因为交换器是命名实体，所以声明一个已经存在的交换器，但是试图赋予不同类型是会导致错误。

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The measurement error may well offset the effectiveness of carbon exchange.

其误差足以抵消交易机制的有效性。

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Passive exchanges and queues will not be redeclared, but the broker will throw an error if the exchange or queue does not exist.

被动模式的交换机和队列不能被重新定义，但是如果交换机和队列不存在，代理将扔出一个错误提示。

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As the market quickly erased a sizable chunk of the losses explanations began whipping around: some said it was a fat-fingered trade, others blamed the shocking fall on some type of technical error at an exchange.

FORBES: Selling First, Asking Questions Later

The second baseman fielded Roger Bernadina's grounder in the fifth but dropped the ball in exchange from glove to hand, for the Giants' 15th error in their last eight games.

NPR: Giants' Vogelsong Wins At Last But Injures Hand

According to a report compiled for Hong Kong's legislature, the exchange was notified at 9.10am on March 31st by a lawyer for Goldman that an error had been made and quotes would be suspended.

ECONOMIST: Goldman Sachs gets burned by, er, Goldman Sachs