| 单词 | companion to the cycloid |
| 释义 | > as lemmascompanion to the cycloid b. companion to the cycloid: the curve formed by successive positions of the point of intersection of a horizontal line drawn through a fixed point in the circumference of the rolling circle with a vertical line through its point of contact with the (horizontal) line on which it rolls. ΚΠ 1837 W. Whewell Hist. Inductive Sci. II. viii. ii. 307 The curve might be of the nature of that which is called the companion to the cycloid. < as lemmas |
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