| 单词 | oblate spheroid |
| 释义 | > as lemmasoblate spheroid A body approaching in shape to a sphere, esp. one formed by the revolution of an ellipse about one of its axes. oblate spheroid, prolate spheroid: see the adjectives. ΘΚΠ the world > space > shape > curvature > curved three-dimensional shape or body > [noun] > sphericity or globularity > spheroidicity > spheroid spheroid1664 the world > relative properties > number > geometry > shape or figure > [noun] > three-dimensional > sphere > spheroid tun form1551 spheroid1664 prolate spheroid1724 ellipsoid1734 geoid1880 1664 I. Barrow Let. in S. P. Rigaud & S. J. Rigaud Corr. Sci. Men 17th Cent. (1841) (modernized text) II. 39 Were I to compute the portions of a sphere or spheroid, I should only use these rules, out of Archimedes. 1698 J. Keill Exam. Theory Earth (1734) 95 After the fashion of a broad spheroid which is generated by the rotation of a semi Ellipsis round its lesser Axis. 1777 Philos. Trans. (Royal Soc.) 57 285 Conceive now a spherical surface..to be carried about with the revolving spheroid. 1829 Chapters Physical Sci. 41 In all cases, the centre of gravity tends towards the centre of the terrestrial spheroid, or to a point very near to it. 1854 R. I. Murchison Siluria vi. 134 [Mudstone] has a tendency to run into large spheroids. 1881 J. Le Conte Sight 52 The form of a perfect eye is that of a spheroid of revolution about the optic axis. < as lemmas |
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