发射后差不多三天时间，制动火箭启动了，阿波罗8号飞船进入了月球轨道。
Nearly three days after launch, the braking engines fired and the Apollo 8 capsule went into orbit around the moon.
发射后差不多三天时间，制动火箭启动了，阿波罗8号飞船进入了月球轨道。
Nearly three days after launch, the braking engines fired and the Apollo 8 capsule went into orbit around the moon.
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