Dead man's handle
01
死人开关, 安全装置
a safety device on machinery that stops it from operating if the operator becomes incapacitated or loses control
语法信息
有生性状态
无生命
形态构成
复杂复合词
可数
复数形式
dead man's handles
例子
The train had a dead man's handle, which automatically applied the brakes when the driver let go of the controls.
火车有一个死人手柄，当司机松开控制装置时，它会自动施加刹车。
