n. (biology) tiny fibers that are seen in cell division; the fibers radiate from two poles and meet at the equator in the middle
n. a piece of wood that has been turned on a lathe; used as a baluster, chair leg, etc.
n. any of various rotating shafts that serve as axes for larger rotating parts
n. 纺锤, 纱锭( spindle的复数形式 ); 轴