People can choose a coaster where riders' feet hang loose during the ride.

游客可以选择搭乘飞车行进时乘客双脚悬空的飞车。

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Someone forgot to use a coaster and now there's an ugly white ring on the dining room table.

有人忘记用杯垫了，结果，饭桌上就出现了一个很丑的白色环状。

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If they are not, the image is bad, and if you burn it onto a disk, you'll end up creating a coaster.

否则，就是映像坏掉了，如果您将它烧录到盘上，那么您最终将得到一个刻录失败的光盘。

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Stock prices took a roller-coaster ride this week -- down one day,up the next.

VOA: special.2009.08.21

She was meant to remember. She faced that possibility as she might the toy street from a high balcony, roller-coaster ride, feeding time among the beasts in a zoo, any death wish that can be consummated by some minimum gesture.

她生来就是为了回忆的，她面临着一种可能性,当她在一个高高的阳台看着玩具街时，当她坐过山车时，当她在动物园里喂野兽时，通过一个小小的手势。

耶鲁公开课 - 1945年后的美国小说课程节选

Each week,the show took them - and viewers - on an emotional and mind-bending roller coaster ride, through a dizzying loop of supernatural forces, armed conspirators and,of course,romance."

VOA: standard.2010.05.25

"All of the Beatles joined the card game and the record was placed in the middle of the table, where it was used as a coaster for whisky glasses, " said Mr Collins.

BBC: Beatles for sale: Assessing the value of band memorabilia

It has been a roller coaster of a year for Wall Street.

FORBES: Is Employee Happiness a Corporate Responsibility?

Beta is a gauge for how extreme a roller coaster ride a specific stock may take when compared to the overall stock market.

FORBES: Five Wall Street Words Every Retiree Needs To Know