評論
打印
6 Rubber tires are not what protect you from lightning when you're in your car.
6當你在車里的時候，橡膠輪胎并不能保護你免受閃電電擊。
You're protected because when lightning hits a car, it travels around the outside of the metal structure to get to the ground.
毫發未傷是因為當閃電擊中汽車時，電它會繞著金屬結構的外部移動到地面。
Just be careful not to touch any metal areas on the interior.
小心，不要在車內碰到任何金屬區。
7 By one measure, Tropical Storm Claudette was the wettest storm in U.S. history.
7據估，克勞德特熱帶風暴是美國史上最潮濕的風暴。
It dumped 43 inches of rain in 24 hours—the most rain ever recorded in one day—on Alvin, Texas, in July 1979.
1979年7月，德克薩斯州的阿爾文，24小時內降雨量達43英寸，這是記錄以來一天降雨量最多的一次。
8 You can be struck by lightning even when it's not raining.
8即使不下雨，你也可能被閃電擊中。
About 10 percent of lightning strikes take place when there's no precipitation.
大約10%的雷擊發生在沒有降水的時候。
9 In the 1980s, NASA flew one airplane through 1,496 thunderstorms.
9 20世紀80年代，美國宇航局駕駛一架飛機穿越了1496場雷暴。
It was struck by lightning more than 700 times.
被閃電擊中700多次。
This was part of an effort to improve lightningprotection standards in aviation, and it worked.
此次行動旨在提高航空防雷標準，起作用了。
Today, a commercial airplane will be hit by lightning about once a year on average, typically with no ill effects.
如今，商用飛機平均每年會被雷擊一次，通常情況下不會給飛機造成任何不良影響。
It has been decades since a U.S. airliner has crashed as a result of a lightning strike.
一架美國客機因雷擊而墜毀已過去幾十年。
10Every day, twice a day, weather trackers simultaneously launch giant balloons from almost 900locations worldwide
10氣象追蹤器每天同時從全球近900個地點發射巨型氣球，每天發射兩次，
(including 92 released by the National Weather Service in the United States and its territories).
（包括美國及其屬地的美國國家氣象局公布的92個地點）。
The balloons measure aboveground weather data such as temperature, humidity, and wind speed,
氣球測量地面上的天氣數據，如溫度、濕度和風速，
and they provide vital information that meteorologists use to make forecasts and predict storms.
提供重要信息供氣象學家預測風暴。
