Ptolemaic system
ptolemaic-system的词性:
n.(名词)
1. The astronomical system of Ptolemy, in which Earth is at the center of the universe with the sun, moon, planets, and stars revolving about it in circular orbits.
托勒密系统:托勒密的天文系统,在该系统中,地球是宇宙的中心,太阳、月亮、行星、恒星在一个圆周形的轨道上绕地球旋转