单词：kingpins
音标：[ˈkiŋpinz] ；
n. 中央木柱, 主脑人物( kingpin的复数形式 )
n. the most important person in a group or undertaking
n. bolt that provides a steering joint in a motor vehicle
n. the front bowling pin in the triangular arrangement of ten pins
n. bolt that provides a steering joint in a motor vehicle
n. the front bowling pin in the triangular arrangement of ten pins