trip push button 脱扣按钮
It also features an emergency trip button that authorized personnel can use to cut power to the track to halt an oncoming train.
此外只有有权限的人才能使用的紧急按钮，切断电源而阻止过往车辆。
Other state issues that can easily trip you up are the back button and bookmarked URLs.
容易让您失败的另一个状态问题是后退按钮和书签标记的 URL。
Break-brake operations have three kinds of break-brake electromagnet, over-current trip and manual button.
分闸操作有分闸电磁铁，过电流脱扣电磁铁及手动按钮操作三种。
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