switchman的翻译，读音

词态

例句

"They are lucky, " the switchman said. “他们真幸运。

The switchman mistook the slow train for the express train. 扳道工把慢车误认为快车了. 。

And a brilliantly lighted express train shook the switchman's cabin as it rushed by with a roar like thunder. 这时，一列灯火明亮的快车，雷鸣般地响着，把扳道房震得颤颤悠悠。