How many tornadoes have there been?
已经出现了几次龙卷风？
Yet tornadoes can be difficult to see.
然而，龙卷风可能很难看到。
Waterspouts are weak tornadoes that happen over warm water.
海龙卷比龙卷风弱，一般出现在温暖海域上空。
Flying debris is the main cause of broken Windows in tornadoes.
在龙卷风中，飞扬的瓦砾残片是打碎窗户的主要原因。
Do you get tornadoes where you are from?
你们那儿有龙卷风吗？
The number of tornadoes was down this year, too.
今年龙卷风的数量也下降了。
LEE: That's terrible. Do many people die in tornadoes?
李：真是太可怕了。有很多人丧生于龙卷风吗？
It can drive tornadoes that toss cars high into the air.
它能引起龙卷风，把汽车卷到高高的空中。
The U. S. gets more tornadoes per year than any other country.
美国每年的龙卷风要远多于其他任何国家。
Flying debris is the main cause of injuries and deaths in tornadoes.
飞扬的瓦砾残片是龙卷风中致伤或致死的主要原因。
The state was also struck by severe storms and tornadoes last month.
田纳西州上个月还遭到强烈的风暴和龙卷风的袭击。
There have been tornadoes before, and floods - that's the important thing.
我们要意识到很重要的一点，龙卷风和洪水以前也时有发生。
At least five tornadoes ripped through towns along the Queensland coast.
昆士兰沿岸的城镇至少遭遇了五次龙卷风的侵袭。
Violent weather and winter tornadoes have killed at least 11 people across the South.
恶劣的天气和冬季龙卷风已造成南部地区至少11人死亡。
ELIZA: Well. Tornadoes can be dangerous, it's true.
艾丽沙：嗯，龙卷风可以很危险的，是真的。
Tornadoes do not last long, anywhere from 20 seconds to an hour.
龙卷风持续时间很短，在任何地区都是从二十秒到一小时不等。
Tornadoes are not common in China, and many victims were caught unaware.
龙卷风在我国并不常见，很多受害者都没有充分的准备。
Tornadoes start in muggy thunderstorm weather, usually in late spring and summer.
龙卷风在闷热潮湿的雷暴天气发作，通常在暮春和夏天。
Tornadoes start in muggy thunderstorm weather, usually in late spring and summer.
龙卷风在闷热潮湿的雷暴天气发作，通常在暮春和夏天。
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