火车很快加速了。
You notice that your breathing has speeded up a bit.
你注意到你的呼吸已加快了一点。
The truck speeded up after it left town.
卡车在离开城镇之后加速。
Production of the new model must be speeded up.
这一新式样品的生产必须加快速度。
The driver speeded up the train.
火车司机加速行驶。
They have speeded up production.
他们加快了生产速度。
The heat speeded up the reaction.
热量加速了反应。
工作已加快进行。
This project has been considerably speeded up.
工程的进度大大加快了。
They have speeded up production of the new car.
他们加快了新汽车的生产。
They have speeded up the production of aircraft.
他们已加快了飞机的生产。
They have speeded up the production of aircraft.
他们已加快了飞机的生产。
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