gust velocity

例句：

1. 1. The wind gusts at a rate of 20 miles per hour.
   风以每小时20英里的速度吹过。
2. 2.The gust velocity is influenced by the height and temperature of the air.
   阵风速度受空气高度和温度的影响。
3. 3.The gust velocity is measured using an instrument called a weather balloon.
   阵风速度是通过一种叫做气象气球的仪器测量的。