The celestial globe was an instrument for demonstrating astronomic phenomena in ancient China.
2
以水为动力，集浑仪、浑象、报时装置于一体，是世界上最早的天文钟。
Using water power and having all the functions of the armill ary sphere it was the first astronomical clock in the world.
3
这仪器又称浑象，球上刻有星宿赤道黄道等，主要是用来显示天体在不同时间的位置。
The sphere , which was marked with stars , the celestial equator and the ecliptic , was mainly used to show the positions of celestial objects at different times.
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