pin.tle
n.（名词）A pin or a bolt on which another part pivots.枢轴，柱销，扣针：在另一铆钉上的扣针或销子Nautical The pin on which a rudder turns.【航海】 舵栓：牵引桨的部分The pin on which a gun carriage revolves.炮架枢轴：炮架转动用的枢轴A hook or a bolt on the rear of a towing vehicle for attaching a gun or trailer.牵引挂钩：一种挂钩或轴，可在拖车后装炮或拖斗
来源：Middle English pintel 中古英语 pintel from Old English [penis] 源自 古英语 [阴茎]
