The fish then realizes that there is a rock nearby and that it has to avoid crashing into it.

然后刀就意识到附近有块岩石，而它要避免撞上去。

And then I went said second of all, and I talked about the electric currents of the knife fish.

然后我先说了第二点，然后我谈到了刀的电流。

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

有，例如刀，在泳时会在其生电场。

Here's a fish called the knife fish that produces electricity.

有种叫做刀的能生电力。

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

这在刀身体附近生了电场。

The knife fish produces an electrical signal, --- and the receptors in its skin let it know when the signal it distorted by a tree root, or some other obstacle, so it can go around it.

刀会生电信号，当信号被树根或其他障碍物扭曲时，它皮肤上的感受器会通知它，这样它就可以绕过它。

The most powerful strongly electric fish is the electric knifefish, more commonly known as the electric eel.

最强力的强电当属电刀，更广为人知的名字是电鳗。

The knife fish is a good example.

刀就是个很好的例子。

This contained a population of barred knife drawers, a species of black and white striped refish.

这包含了群条纹刀，种黑白条纹的类。

Today for breakfast, I'm going to make kalguksu because I've been having the biggest kalguksu craving.

今天早餐我要做刀面，因为我直很想吃刀面。

Butterfishes are found in warm and temperate seas

刀栖息于温暖与温带海域。