stationary plate

例句：

1. 1. The car was fixed on the spot by a mechanic.
   一位机械师当场修理了这辆汽车。
2. 2. The engineer used a stationary plate to hold the structure together.
   工程师使用一个固定板来支撑结构。
3. 3.The stationary plate helped to stabilize the vehicle during the accident.
   固定板在事故中帮助稳定了车辆。