Traction current pylon
01
牵引电流塔, 接触网支柱
a tall structure supporting electrical wires used to power trains
例子
Engineers inspected the traction current pylons regularly to ensure the train services ran smoothly.
工程师定期检查牵引电流塔以确保列车服务平稳运行。
牵引电流塔, 接触网支柱