epicycles发音

意思翻译

n.[天]本轮；[数]周转圆

相似词语短语

epicycles color───颜色本轮

双语使用场景

Strange epicycles are the result, instead of good arcs.───结果是奇怪的轨迹，代替了好的弧线。

Trying to describe how the five planets in the night sky followed seemingly irregular paths, Ptolemy hit upon an idea he called epicycles.───当设法解释夜空中的五颗行星为何好象沿着不规则的轨道运行时，托勒密脑海中闪现出一个观念，他称之为“本轮”。

The centers of the epicycles of Mercury and Venus must lie on the line joining the Earth and the Sun.───水星和金星的均轮中心，和地球及太阳中心永远连成一条直线。

Ptolemy added epicycles to the circular orbits of the heavenly bodies in order that his model might accurately describe their motion.───托勒密增加了天体环形运行轨道的本轮，为了使他的模型可以精确的描述运动。

These circles on circles, themselves called epicycles, dominated astronomical thinking for the next 1, 800 years.───这种绕圈移动的圆就叫做周转圆，这想法在天文界维持了1800年。

英语使用场景

The stellar sphere, owing to its vast distance from earth, needed no epicycles because its movement appeared regular and unchanging.

He also branded the idea of planetary motion caused by invisible epicycles as equally erroneous.

This eliminated the complex system of epicycles that both Copernicus and Ptolemy had found necessary.

Hipparchus employed the system to plot the minor epicycles of the sun and moon only.

Ptolemy's epicycles could still fit the data.