The rule forces them to shut down a variety of high margin profit centers and focus on safer, lower margin businesses.

法则要求它们关闭各类高毛利中心，专注于相对安全和低毛利的业务。

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Camera battery is insufficient margin will be alternately flashes green and red light about 5 seconds later, automatically save the current image file and shut down.

摄像机电池余量不足时，将在绿灯和红灯交替闪烁约5秒后，自动保存当前影像文件并关机。

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They accelerated in the spring, when UBS shut down its Dillon Read hedge fund after losses in subprime bonds, and really hit a tone of urgency in June, when Bear Stearns, one of the biggest arrangers of mortgage bonds on Wall Street (and presumably, thus, an expert) was forced to shut down two of its hedge funds because of overwhelming redemptions and margin calls.

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