inertial switch

例句：

1. 1.The inertial switch was triggered by the sudden movement of the car.
   汽车的突然移动触发了惯性开关。
2. 2. The inertial switch is used to detect the direction of gravity.
   惯性开关用于检测重力的方向。
3. 3.The inertial switch is an important component of the spacecraft's gyroscope system.
   惯性开关是宇宙飞船陀螺仪系统的一个重要组成部分。