Task: Translation
Input (Chinese): 望远镜上的相机，被称为“高级巡天相机”或ACS，可以被重新启动，但只会恢复到其运行能力的三分之一。
Output (English): The camera on the telescope, known as the "Advanced Camera for Surveys" or ACS, can be reactivated but will be restored to only one-third of its operating capacity.