信号员挥动着他受欢迎的小旗，火车司机愉快地鸣笛作为回答，火车驶出了车站。
The guard waved his welcome flag, the engine-driver whistled in cheerful response, and the train moved out of the station.
信号员挥动着他受欢迎的小旗，火车司机愉快地鸣笛作为回答，火车驶出了车站。
The guard waved his welcome flag, the engine-driver whistled in cheerful response, and the train moved out of the station.
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