Lightning is a brilliant flash of light produced by an electrical discharge from a storm cloud.
闪电是一种因为暴风云放电而产生的一种明亮闪光。
Using high-speed photography, scientists have determined that there are two steps to the occurrence of lightning from a cloud to the ground.
利用高速摄影技术，科学家们已经确定了闪电从云层到达地面有两个步骤。
Then a strong current of electrons follows that path from the cloud to the ground, and it is that current that illuminates the channel as the lightning we see.
然后一股强大的电子电流沿着这条路径，从云层到达地面，正是这种电流像我们看到的闪电一样照亮了通道。
Like a spark between a cloud and a lightning conductor, the liquid stretches out to the collector.
就像云块与避雷针之间的一个火花，液体向收集器扩展。
A bright bolt of lightning crackles within the ash cloud from the eruption of the eyjafjallajokull volcano in Iceland in April 2010.
2010年4月，一道明亮的闪电划过冰岛埃亚·菲亚·德拉冰盖冰川火山上空，穿透火山灰云。
Storms producing cloud to ground lightning (lightning that strikes the ground) in isolated thunderstorms or super cells (which can be very dangerous) produce some dramatic pictures.
风暴产生的云团和雷电交加的暴风雨会产生地面闪电(击向地面的闪电)，或者超级闪电(可能非常危险)会拍出极具效果的照片。
It measured temperature, pressure, chemical composition, cloud characteristics, sunlight and energy internal to the planet, and lightning.
它测量温度，压力，化学成分，云的特点，阳光和行星内部的能量，以及闪电。
It was a dark summer night, shot through with infrequent shimmers of lightning silently firing a cloud lying low in the west and portending a storm.
异乎寻常的闪电屡屡划破这个漆黑的夏夜，然而这一切却悄无声息，只是点亮了西方的低云，看来一场暴风雨即将来临。
In the proceeding of hail falling, especially in the latter mature stage of hailstorm cloud, hail rate and lightning number appear to be anticorrelated.
在降雹过程的时间序列上，冰雹云成熟期过后，总闪电次数与冰雹降雹率成反相关。
Tall towers are frequent targets of lightning strikes, because there is less air to act as an insulator between the tower and a cloud.
高塔是闪电最常光顾的目标，因为塔和云之间作为绝缘体的空气稀薄。
Lightning that comes from the top of the cloud can be positive lightning, which is rare but can be significantly more powerful than more common negative lightning.
来自云端的闪电有可能是正闪电，很少见，但可能比更常见的负闪电的威力更大。
Others think bacteria might be sucked through updrafts caused by a special kind of lightning that travels upwards from cloud tops.
还有人认为，细菌也许是卷入了一种自云层顶端向上运行的特殊闪电造成的上升气流。
By use of lightning detection and positioning system, satellite cloud and radar echo images as well as the lightning data are analyzed.
通过使用雷电探测定位系统、卫星云图和雷达回波图像等资料，针对雷电数据进行技术分析。
But the myriads of changes of cloud in the sky, was thunder and lightning, suddenly gone, become colorful.
但是云在天上千变万化，刚才还在雷鸣电闪，突然没有了，变成五彩云霞了。
The lightning is the current from the cloud layer to the cloud layer or from the cloud layer to ground.
闪电是从云层到云层或从云层到地面的电流。
A bright bolt of lightning crackles within the ash cloud from the eruption of the Eyjafjallajkull volcano in Iceland in April 2010.
2010年四月，冰岛的艾雅拉火山(eyjafjallajkull)伴随着火山灰云中晴天霹雳般的电闪雷鸣喷发了。
U. S. Navy photographer with lightning-fast reflexes captured this image of a fighter plane blasting through a "sonic boom cloud" as the jet broke the sound barrier.
一位美国海军摄影师敏捷地捕捉到了战斗机在突破音障时，产生“音爆云”的图片。
U. S. Navy photographer with lightning-fast reflexes captured this image of a fighter plane blasting through a "sonic boom cloud" as the jet broke the sound barrier.
一位美国海军摄影师敏捷地捕捉到了战斗机在突破音障时，产生“音爆云”的图片。
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