与美国小学生一起学英文第5册 第12期:飓风

 　　Hurricane 飓风

　　A hurricane is also called a tropical cyclone¹, typhoon, tropical storm and so on. 飓风也被称为热带气旋、台风、热带风暴等等。

　　A hurricane is a violent storm. 飓风就是猛烈的暴风雨。

　　It makes strong winds and rain. 它制造出强风跟暴雨。

　　How big is a hurricane? 飓风的面积有多大呢？

　　How fast is a hurricane? 飓风速度有多快呢？

　　The average radius² of a hurricane is from 207 miles to 414 miles. 飓风的平均半径为207至414英里。

　　The speed of a hurricane is from at least 74 miles per hour to 195 miles per hour. 飓风的速度为至少74至195英里每小时。

1 cyclone   

n.旋风，龙卷风

参考例句：

• An exceptionally violent cyclone hit the town last night.昨晚异常猛烈的旋风吹袭了那个小镇。
• The cyclone brought misery to thousands of people.旋风给成千上万的人带来苦难。

2 radius   

n.半径，半径范围；有效航程，范围，界限

参考例句：

• He has visited every shop within a radius of two miles.周围两英里以内的店铺他都去过。
• We are measuring the radius of the circle.我们正在测量圆的半径。