A changing electric field produces a changing magnetic field, which produces a changing electric field, and so on.

变化场产生变化磁场，磁场产生变化场，以此推。

This creates an electric field around the knife fish's body.

这在刀鱼身体附近产生了场。

Even human cells have the ability to detect electric fields though not consciously.

即使细胞也有能力探测场, 尽管不有意。

Except with light, the things doing the waving are electric and magnetic fields.

除开光，产生波动场和磁场。

One of the dangers of electric fields is that they can be harmful to humans.

场虽然会危害体。

This sounds in some ways like the electric fields that exist in and all around us.

这听起来就像我们周围存在场。

This relationship between electric fields and magnetic fields is a fundamental property of the universe.

场和磁场之间这种关系宇宙基本属性。

Some discriminate between individual compounds by observing how the compounds move through a set of electric fields.

有些通过观察化合物如何通过一组场来区分各个化合物。

So, he showed that the lightning radiates an electric field which produces a voltage on the frog legs.

他证明了闪能辐射出一个场，在青蛙腿上产生压。

And some fish, like the knife fish, generate an electric field around its body when it's swimming around.

有一些鱼，例如刀鱼，在游泳时会在其周围产生场。

You can think of a light wave as being made of both an electric field and a magnetic field.

你可以把光波想象成由场和磁场组成。

There's a lot more going on, especially the creation of electric fields and sharks have an incredible electro-reception sense.

还有很多事情要做，尤其场产生，鲨鱼有一种令难以置信接收流感觉。

Now, the electric field starts acting on the liquid.

现在，场开始作用于液体。

She knew that an enormous electric field had appeared.

她知道，出现了一个巨大场。

That twitch is their electric field responding to the current.

这种抽搐它们场对流反应。

They navigate, and hunt, by sensing the electric fields around them.

它们通过感知周围场来导航和狩猎。

But that blockage can be cleared by applying an electric field of 1600 volts per centimeter, parallel to the chocolate's flow.

但，管道堵塞可以通过1600伏特/厘米场来清除，与巧克力流相平行。

To make the glue unsticky, the researchers switch the direction of their system's electric field.

为了使胶水不粘， 研究员改变了他们系统场方向。

So physicists at Temple University in Philadelphia have devised an unusual solution to avoid that sticky situation: apply an electric field.

因此，费城天普大学物理学家们设计出了一种不同寻常解决方法来避免粘稠情况：使用场。

Next time, we’ll learn about electric fields and how to visualize their effect on neighboring objects.

下一次，我们将学习场以及如何可视化它们对邻近物体影响。