A. The direction in which Neptune rotates
B. A shift in the orientation between Neptune and the Earth
C. The almost indiscernible distance between Neptune and Jupiter
D. The condition of Galileo’s instruments
E. The fact that Neptune’s lack of motion suggested another celestial phenomenon
我的答案: 无
A. The direction in which Neptune rotates
B. A shift in the orientation between Neptune and the Earth
C. The almost indiscernible distance between Neptune and Jupiter
D. The condition of Galileo’s instruments
E. The fact that Neptune’s lack of motion suggested another celestial phenomenon
我的答案: 无