The axis of a circle is its diameter.

圆的对称中心线就是直径。

《牛津词典》

The axis is pointing away from the sun in winter.

冬天，地轴指向远离太阳的方向。

youdao

When the axis points away from the sun, you get less heat.

当地轴的指向远离太阳时，得到的热量就会变少。

youdao

A coalition called the Aceh Humanitarian Axis is raising money, collecting donations and sending volunteers.

VOA: standard.2009.10.12

So any time you have two atoms bonding, the bond axis is just the axis that they're bonding along.

任何时候如果你有两个原子成键，键轴就是它们成键的方向。

麻省理工公开课 - 化学原理课程节选

But the two others axis, per the syllabus that we'll explore in great detail in the course and also these are the axis along with which we'll evaluate your submissions are design, in other words how well implemented is this?

但是另外两个中心线，按照教学大纲我们将探究,课程中格外的一些细节,这些中心线是跟,我们评估你们的设计论文是一致的，换句话说，这个执行得怎么样？

哈佛公开课 - 计算机科学课程节选

In particular, every electron has its own magnetic field aligned with the axis of its spin.

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Social Welfare Spending is displayed along the horizontal axis and Net Private Investment on the vertical axis.

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Another common reply is (3) climb atop the blades and position your center of gravity over the axis.

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