noun · axis, axle, or a central shaft of a rotating mechanical part

由于车轴断了，马车无法继续行驶。

measure word · classifier for items wound on a roller, such as calligraphy or paintings

客厅的墙上挂着一轴山水画。

noun · a cylinder or roller on which items like thread or scrolls are wound

他小心地将丝线绕在轴上。

noun · axis; axle; spool (Taiwan pr. [zhou2])

地球绕着地轴自转。