spin·dle
noun/ˈspɪndl/
/ˈspɪndl/
- a long straight part that turns in a machine, or that another part of the machine turns around
轴；心轴；指轴 - a thin pointed piece of wood used for spinning wool into thread by hand
（手纺用的）绕线杆，纺锤
Word OriginOld English spinel, from the base of the verb spin.