1. 平均來說，八級大風每小時風速達40英里，十一級風暴達56英里，而十二級颶風則達90英里。
   On an average a strong gale moves at the rate of40 miles an hour, a storm at about56 and hurricanes at90.
2. 換句話說，當風速為每小時一百二十公里時大部分波浪高約為十二米。
   In other words, when the wind is blowing at120 kilometers per hour, most waves will be about twelve meters.
3. 當風速增加每小時80英里時，一棵接一棵的樹被刮倒了。
   As the wind rose to eighty miles an hour, tree after tree crashed down.

風的英語翻譯：

速的英語翻譯：