Track circuit
01
轨道电路, 铁路轨道电路
a safety system on railways that detects the presence of a train on a section of track
语法信息
有生性状态
无生命
形态构成
复合词
可数
复数形式
track circuits
例子
The track circuit ensures that no other train can enter a section of track that is already occupied.
轨道电路确保没有其他列车可以进入已经被占用的轨道区段。



























