She accidentally stepped on his foot on a crowded commuter train.她在拥挤的通勤列车上不小心踩到了他的脚。The commuter train jumped the tracks and plowed into a nearby apartment building.出事的那辆通勤列车脱轨,一头撞进了附近的一所公寓大楼.Our enterprises and institu...

commuter train的音标：commuter train的英式发音音标为：[kə'mju:tə trein]commuter train的美式发音音标为：[kə'mjutɚ tren]...

市郊火车...