The Yo Yo Exit is a classic volatility stop that is intended to recognize an abnormal adverse price fluctuation that occurs in one day.

YO YO止损法是典型的波动性止损法，即用于辨别一个交易日内异常的不利的价格波动。

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There's no reason to think this volatility will stop just because the summer is over, market observers say.

市场观察家认为，夏季过后，股市的波动并不一定会停止。

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Keep in mind that although the highs used to hang the Chandelier move only upward the changes in volatility can shorten or lengthen the distance to the actual stop.

需要记住的是尽管悬挂在市场高点上的吊灯止损点只会向上移动，但止损点与市场高点间的距离却应该随着市场波动性的改变而增减。

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In April 2000 (before setting up that blanket stop-loss order), he lost 20% in one month, when volatility shot up overnight.

FORBES: When the Markets Sleep