Balloon loop
01
气球环线, 回旋铁道
a circular railway track that allows trains to change direction without needing to turn around
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
balloon loops
例子
The train traveled along the balloon loop to return to the station after dropping off passengers.
火车沿着气球环线行驶，在下车后将乘客送回车站。
