（悬赏）当晚上站在地球的哪个地方的时候,天空上的星星整夜距离地面的设置不变.
天文学老师出的恶心的题.12点前要交,是赤道还是两极.
星星是会动的.老师专门发了一封email给我们 Dear Astro 1 students,
One point of clarification on the first homework problem:
The fact that the star maintains the same distance above the
horizon means that it is moving parallel to the horizon.
It doesn't mean that the star is stationary and motionless.