地轴的英文：
axis of earth
earth's axis
earth axis

参考例句：

The earth's axis is the line between the North and South Poles.
地轴是南北极之间的线。

The earth spins on its axis.
地球绕地轴旋转。

The earth's axis is titled at an angle of about 231.
地轴倾斜成约二百三十一度角。

The earth turns round its axis as it travels around the sun.
地球一面绕太阳运行，一面绕地轴自转。

True north (north according to the earth's axis,not magnetic north)
真北(以地轴北极为正北的,非磁极之北).

Having or constituting a support with two perpendicular axes,one of which is parallel to the earth's rotational axis.
赤道平面上的由两条互相垂直的轴支撑的，其中一条与地轴平行

The NIBCO valve figure number and size must also be furnished and specify valve stem coupling for use with floor stand.
另外还要提供尼伯科阀门型号和尺寸,并说明所要采用的阀门阀杆与地轴架的连接装置。

These two floor stands also available with an indicator so the position of the disc (wedge) can be read at a glance.
这两种地轴架都可配置指示器,因此只要看一眼就能够知道阀瓣(楔板)的位置。

It is heaven upon earth, to have a man's mind move in charity, rest in providence, and turn upon the poles of truth.
一个人底心若能以仁爱为动机，以天意为归宿，并且以真理为地轴而动转，那这人的生活可真是地上的天堂了。

axis是什么意思：
n. 轴，光轴，核心，轴心国

transverse axis
【数】横截轴

three-axis trainer
三自由度练习器

Next to or facing the main stem or axis.
近茎轴一侧的紧挨着主茎或轴的，面向主茎或轴的

The centre of gravity is displaced by a weight below the rotational axis.
调节旋转轴之下的一个重物，使重心发生位移。

The central suspension beam is always in axis with the front pier.
中间吊架总是在前墩柱中心线处。

earth是什么意思：
n. 地球，世界，陆地，地面，土；兽穴
v. 把（电线）接地；埋入土中；躲入洞内

This is paradise on earth.
这是世上的极乐。

pit in the earth
地下的洞穴

to earth a body
埋葬一具尸体

The rabbit earthed.
兔子躲进了洞穴。

Is this plug earthed?
这个插头接地了吗?