A guard was about to signal his train to start when he saw an attractive girl standing on the platform by an open door, talking to another pretty girl inside the carriage.

• 一位列车员正要发信号让列车启动.；这时他看见一位迷人的女孩站在一节打开的车门旁的站台上，正在与车箱里一位漂亮的姑娘说话