好！好极了！现在按下前进键攀上来。
远方的物体在又有压力又没援助的环境下前进。
The distant substance advances under the scrum stance with resistance and no assistance.
当火车头在相对恒定速度下前进或者空转时，这时电池就为马达提供能量，柴油发动机不工作。
When the locomotive is traveling at a constant speed or idling, the battery rather than the diesel engine can power the motor.
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