People can see lightening quite often. 闪电很常见。

　　Lightning is a bright flash. 闪电是明亮夺目的闪光。

　　It comes with a thunderstorm. 它伴着雷暴而来。

　　All thunderstorms make lightning. 所有的雷暴都会制造闪电。

　　Before people hear the sound of thunder, they see lightning. 人们先看到闪电，后听到雷声。

　　Lightning is very dangerous. 闪电非常危险。

　　Lightning is about 54,000 degrees Fahrenheit. 闪电约有54000华氏度。

　　Also, lightning kills and injures more people each year than hurricanes or tornados. 而且，每年死伤于闪电的人数比死伤于飓风或龙卷风要多。