engine shutdown device

例句：

1. 1. This engine shut-down device can be used to stop the engine when necessary.
   这个发动机停机装置可以在必要时停止发动机。
2. 2. The engineers have developed a new engine shut-down device that is more efficient.
   工程师们已经开发出一种更高效的发动机停机装置。
3. 3. During maintenance, the technicians use the engine shut-down device to safely disconnect the engine from the power source.
   在维护期间，技术人员使用发动机停机装置安全地将发动机与电源断开连接。