There's prime rib, mahi-mahi and a very special lobster ravioli.

有烤肋排，鬼头刀鱼 跟特制龙虾饺子。

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

有一种叫做刀鱼的鱼能产生力。

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，在游泳会在其周围产生。

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

然后我先说了二点，然后我谈到了刀鱼的流。

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

这在刀鱼身体附近产生了。

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

然后刀鱼就意识到附近有一块岩石，而它要避免撞上去。

The knife fish is a good example.

刀鱼就是一个很好的例子。

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

最厉害的强鱼是刀鱼，俗称鳗。

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.

刀鱼会产生信号，当信号被树根或其他障碍物扭曲，它皮肤上的感受器会通知它，这样它就可以绕过它。