A mechanical catch that stops, locks, or indexes movement

• Especially in clocks or mechanisms, the pawl or locking device

使运动停止、锁定或定位的机械卡止装置

• 尤指钟表中用于锁止或释放轮系的机构

A fixed notch or indexed position provided by a detent mechanism

由止动机构形成的固定档位或定位点

To arrest, hold, or index by means of a detent

• To provide with detents for stepwise positioning

通过止动机构使其卡止、保持或定位

• 设置卡位以实现分档定位