Under a new system of "circuit breakers" for individual stocks put in last month by the SEC, U.S. stock exchanges must briefly halt trading of major stocks that mark big swings.

上周证券交易委员会推出了针对单个股票，名为“断路器”的新制度：一旦市场出现异动，美国证交会可以短暂停止主要股票的交易。

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When I was young, there was a lot of yelling and drama in my house, and I vowed I'd never turn out like my parents, especially my mother who was a raging alcoholic with major mood swings.

我未成年之前，家里总是充斥着尖叫和打骂，自此我立下誓言，永远不要像我的父母那样，尤其是我妈妈，她是个不折不扣的酒鬼，情绪波动很大。

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The emotional trauma caused by insomnia, sudden shocks caused by major mood swings, loss, panic, resulting in sleep every night.

被情志所伤引起失眠，突然受到重大事件的冲击造成情绪不稳、失落、惊慌，以致夜夜难眠。

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Were the products, which were just in their infancy, responsible for the major swings up and down, back then?

FORBES: A Retort to Andrew Ross Sorkin on ETFs

European governments, U.S. rating agencies, and Congressional votes all seem to cause major market swings.

FORBES: Regaining Control in a Crazy Market

As the two major presidential candidates are making their campaign swings, they are throwing some hard punches.

FORBES: Obama and Romney: Energizing Their Bases by Muddying Coal and Wind