Then you would try to measure how hard it is to spin your object around that axis.

然后去测量,绕该轴旋转物体的困难程度。

youdao

For example, you can try to measure how hard it is to spin this sheet of paper about an axis that is in the center of it.

比如，试着让一张纸绕其中心轴旋转，看看有多困难。

youdao

While you could write your own, take the easy route and leverage all the hard work the Axis developers already have done.

虽然您可以编写自己的类，但是您可以采用简单的途径，利用 Axis 开发人员已经做的所有艰辛劳动。

youdao

The first is that the history of the European Union suggests that a powerful Franco-German axis is hard to resist for ever.

ECONOMIST: Europe