start sensor

例句：

1. 1.The car's engine starts with the push of a button.
   按下按钮，汽车发动机就能启动。
2. 2.The start sensor is responsible for detecting when the engine needs to be started.
   启动传感器负责检测引擎是否需要启动。
3. 3.The start sensor in the fuel pump can prevent the engine from starting if it's not properly adjusted.
   燃油泵中的启动传感器如果未正确调整，可以防止引擎启动。