名词
中文翻译：优先开关
同义词：
['preferred switch', 'priority control', 'priority switch', 'priority switch', 'priority controller']
例句：
-
1. Thepriority switch on the emergency system is set to activate immediately when a fire alarm goes off.
紧急系统上的优先开关设置为一有火警就立即激活。
-
2.The company uses a priority switch to ensure that its most critical systems are always available.
该公司使用一个优先开关来确保其最关键的系统始终可用。
-
3.When the power went out during the storm, the priority switch automatically switched to backup power.
暴风雨期间电力中断时，优先开关自动切换到备用电源。