direct switching starter

例句：

1. 1. The direct switching starter is the key to successful startup.
   直接切换启动器是成功启动的关键。
2. 2. The engineer used a direct switching starter to bypass the safety system.
   工程师使用直接切换启动器来绕过安全系统。
3. 3. The new model of the car features a direct switching starter, which significantly improves fuel efficiency.
   这款汽车的新型号配备了直接切换启动器，显著提高了燃油效率。