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词条„epicycle“在英语 » 德语中的译文 (跳至德语 » 英语)

epi·cy·cle [ˈepɪsaɪkəl, 美 ˈepə-] 名词

1. epicycle 数学:

epicycle

2. epicycle 天文:

epicycle 史

Planetenumlaufbahn f

单语范例（未经PONS编辑处理）

英语

The second part of the model is the epicycle. en.wikipedia.org

It was mistakenly believed that more levels of epicycles (circles within circles) were added to the models to match more accurately the observed planetary motions. en.wikipedia.org

To account for apparent anomalies in this view, such as the apparent retrograde motion of the planets, a system of deferents and epicycles was used. en.wikipedia.org

Astronomers often continued using the equants instead of the epicycles because the former was easier to calculate, and gave the same result. en.wikipedia.org

The model with epicycles is in fact a very good model of an elliptical orbit with low eccentricity. en.wikipedia.org

In a deferent/epicycle model, the parts of the whole are interrelated. en.wikipedia.org

Part of the problem may be due to the misconception of the epicycle as an explanation of a body's motion rather than merely a description. en.wikipedia.org

An epicycle with one cusp is a cardioid. en.wikipedia.org

Eccentrics and epicycles came to be thought of as useful fictions. en.wikipedia.org

He asserts that the epicycle's center is carried on a circle, the deferent, whose center is different from the center of uniform motion. en.wikipedia.org

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