其轮盘和齿轮制造出一种可携带的太阳系天体仪，可以预测恒星和行星的位置，也能预测月食和日食。
Its wheels and gears create a portable orrery of the sky that predicted star and planet locations as well as lunar and solar eclipses.
其轮盘和齿轮制造出一种可携带的太阳系天体仪，可以预测恒星和行星的位置，也能预测月食和日食。
Its wheels and gears create a portable orrery of the sky that predicted star and planet locations as well as lunar and solar eclipses.
应用推荐