They load a rocket and launch it into the belly of a thundercloud.

他们装载火箭，把它发射到雷雨云中。

We know that if thunderclouds are forming overhead, it's probably a good idea to stay inside.

如果头顶上正在形成雷云，那么呆在室内会更好。

The thundercloud had so darkened the room that she could not very clearly see what was in it.

雷雨云变得非常昏暗，她看不清楚里面东西。

But Monsieur, he was like a thundercloud all day!

但是先生，他整天像个雷雨云！

Ben believed that electricity in thunderclouds could cause lightning.

本相信雷雨云中电流会引起闪电。

He plans to test this more manageable system on live thunderclouds next summer.

他计划明年夏天在现场雷雨云上测试这个更易于管理系统。

It was believed until not long ago that lightning from a thundercloud always moves down heading in the direction of the earth.

直到不久以前，们还相信雷雨云产生闪电总是朝着地球方向向下移动。

The looming thundercloud and the expectant ground below thus set the scene for a powerful discharge-- a lightning bolt.

迫近雷雨云和下面期待地面，为一次强大放电——一道闪电——创造了场景。

Chapter 2: Setting the Atmospheric Stage The stage for the lightning show is set in a thundercloud.

第二章：设置大气舞台 闪电表演舞台设置在雷雨云中。

According to the U.S. National Weather Service, tornadoes form from thunderclouds and can reach swirling speeds in excess of 600 kilometers per hour.

根据美国国家气象料，龙卷风是由雷雨云所形成，旋转速度每小时可高达600公里以上。

To make matters worse, Gobber was standing on the harbor wall watching them come in, arms folded, brows as low as Thor's thunderclouds.

更糟糕是，戈伯站在港口围墙上看着他们进来，双臂交叉，眉毛低如雷神雷雨云。

" I hope that thundercloud doesn't create such big hail, " Will muttered, nervously watching the dark cloud. " It's coming this way! "

“我希望雷云不会产生这么大冰雹，”威尔喃喃自语，紧张地看着乌云。 “它往这边来了！”

The altitudes where lightning is born are limited by the height of a thundercloud, the direct source of lightning which is 20 kilometers or 12.4 miles at its highest.

闪电产生高度受到雷雨云高度限制，雷雨云直接来源最高为 20 公里（12.4 英里）。

Franklin himself, insulated by the silk string, became the ground wire of a giant atmospheric circuit, and the sparks he witnessed proved once and for all that thunderclouds are electrified.

富兰克林本被丝线绝缘，成为巨大大气回路接地线，他目睹火花一劳永逸地证明了雷云是带电。

Knight rapidly bound his handkerchief round the place, and to add to the complication, the thundercloud he had been watching began to shed some heavy drops of rain.

奈特飞快地用手帕把地方包起来， 雪上加霜是， 他一直注视着雷云开始下起大雨。

In the early 1960s, researchers tried firing rockets trailing wires into thunderclouds to set up an easy discharge path for the huge electric charges that these clouds generate.

20 世纪 60 年代初，研究员尝试将拖着电线火箭发射到雷云中，为这些云产生巨大电荷建立一个简单放电路径。

Other ideas for keeping nature at bay include using lasers to generate clouds and for controlling thunderstorms.One idea involved firing laser pulses into thunderclouds in an attempt to suck out lightning in a controlled manner.

其他阻止自然想法包括使用激光产生云和控制雷暴。一个想法涉及向雷云发射激光脉冲，以试图以可控方式吸走闪电。