axis
/ˈæksɪs; `æksɪs/ n
(pl axes / ˈæksi:z `æksiz/)
1 [C] imaginary line through the centre of a rotating object 轴（穿过旋转物体中心的假想的线）
The earth's axis is the line between the North and South Poles. 地轴是南北极之间的线. =>illus at globe 见globe之插图.
2 [C] line that divides a regular figure into two symmetrical parts 轴线（将一匀称的图形分成两个对称部分的线）
The axis of a circle is its diameter. 圆的轴线是其直径.
3 [C] fixed reference line for measurement, eg on a graph （为量度用的）固定参照线
the horizontal and vertical axes 横竖坐标轴.
4 [C] agreement or alliance between two or more countries 轴心（国与国之间的协定或联盟）.
5 the Axis [sing]
the alliance of Germany, Italy and Japan in World War II 轴心国（第二次世界大战中德, 意, 日三国的联盟）.