two-group train 双组列车
power train axle group 传动系统轴组件
operation train group 运行列车组
power train axle shaft group 传动系统驱动轴组件
single group trunk-haul freight train 单组干线货物列车
power train cooler lines group 传动系冷却器管路组件
train group 列车组
train group running 列车群运行
train group operation 列车群运行
One day,she went to the train center in Washington to meet a group of soldiers from Massachusetts.
VOA: special.2009.07.26
Then,a large group of Johnston's troops arrived by train and joined in the fight.
VOA: special.2009.08.27
A band met the train and marched with the group to McKinley's home.
VOA: special.2010.07.01
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