n.柱,台柱,顶梁柱,墩,柱脚,(组织、制度、信仰等的)核心
He was a pillar of the club for over thirty years.
30多年来他一直是这个俱乐部的顶梁柱.
There is a pillar box at the street corner.
胡同拐角处有个邮筒.
She strove to read the name on the stone pillar.
她费劲地读着石柱上的名字。