rope walker

And the distance between the center-of mass and the rope& let that distance be one meter, and let the mass of the rope walker be70 kilograms.

重心到绳子的，距离-，这距离为1米，走绳者的重量，设定为70公斤。

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In fact, the shoes of the rope walker is a little wheel, and this is what the wheel looks like.

事实上这鞋子，有点像轮子，轮子是这样的吧。

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Okay, let's ask this rope walker to give us a demonstration.

现在我们让它，给我们一个演示。

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Well, we have a very special rope walker.

这里有个特殊走绳者。

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And the rope walker, standing on the rope.

这个走绳者，站在绳子上。

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This is what the rope walker can do, provided it doesn't slide off.

这是走绳者能做到的，只要它不滑倒。

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And this rope walker has indeed very special shoes.

它穿着，很特殊的鞋子。

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I build a light structure it could be built of wood which the rope walker is going to carry in her hands, or in his hands, just like this.

建一个轻质结构-，可以是木质的-，走绳者把它，拿在手里，像这样。

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