Companies tend to employ temporary executives to cope with a crisis: the chief executive mucks things up or decamps to a rival, or the chief financial officer turns out to be innumerate.

许多公司也倾向于雇佣临时主管以应对危机：行政长官把事情办得一团糟或叛逃到竞争对手那里，或首席财务官原来是不识数的。

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He was a "committed and enthusiastic" officer, said temporary Chief Constable Tim Madgwick.

BBC: North Yorkshire Police officer killed in road crash