1·Funnel clouds become tornadoes once they touch the ground.
漏斗云一旦接触到地面就会变成龙卷风。
2·They're making the house that can fight against tornadoes that's why it has an unusual shape.
他们建造的房子可以对抗龙卷风，这就是为什么它有一个不寻常的形状。
3·Mobile-phone footage of Arab uprisings and American tornadoes is posted on social networking sites and shown on television newscasts.
手机拍摄的阿拉伯起义和美国龙卷风的画面被发布在社交网站上，并在电视新闻广播中播放。
4·Better predictions for hurricanes and other tropical cyclones, as well as tornadoes, have reduced the death tolls from such events in recent decades. But flooding deaths are on the rise.
更好地预测飓风和其他热带气旋，以及龙卷风，从近几十年来，因此类事件的死亡人数在减少，但因洪水而死亡的人数却在飙升。
5·Storms, hail or lightning can kill birds while tornadoes or waterspouts may suck up small fish or frogs and drop them far away.
暴风雨、冰雹与闪电可致飞鸟死亡，而龙卷风可能会把小鱼与青蛙吸入其中并将它们远远抛出。