Now, Atlantis is packed with a 17-ton girder holding a second set solar arrays that will power future station laboratories, living quarters, and other equipment.

• 如今，亚特兰蒂斯号被一个17吨重的桁塞满，桁上固定了第二组太阳能阵列，它将为未来的实验室，生活区、和其它设备提供电能。