At one point on Monday it was a super typhoon, the same size and speed as a category five hurricane.

在周一的时候它曾一度是超级台风，和五级飓风同样的大小和速度。

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Just five minutes later, the U.S. National hurricane Center (NHC) classified Celia as a Category 4 hurricane with sustained winds of 215 kilometers per hour (135 miles per hour).

五分钟后，美国国家飓风中心(NHC)将西莉亚归类为伴随每小时215千米(每小时135英里)持续风力的4级飓风。

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Hurricane F. made landfall as a category five storm with heavy rain fall and maximum sustained winds of 260 kilometers per hour.

飓风f。着陆时达五级，并伴有强降雨，最大持续风速达260公里每秒。

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So it was that warm water that turned it into a category five hurricane?

BBC: Climate chaos: Transcript

Preliminary calculations suggest that it could reduce the strength of cyclonic storms substantially, perhaps weakening a category five hurricane to a category four or three and thus preventing billions of dollars of damage and the cost of human lives lost.

FORBES: Hacking the Planet for Profit

Any given bit of the coast seems likely to be hit by a hurricane of category four or five (the worst sort), on average, once every 300 years.

ECONOMIST: Eye on the storm | The