V2EX ellipsoidal

Ellipsoidal

释义 Definition

椭球形的;近似椭球的(常用于几何学、地球科学、工程等语境,描述物体或模型像“椭球体/椭圆球体”那样的形状)。

发音 Pronunciation

/lpsdl/

词源 Etymology

ellipsoidal 来自 ellipsoid(椭球体)+ 形容词后缀 -al(“……的”)。而 ellipsoid 可拆为 ellipse(椭圆)+ -oid(“像……一样的形状”)。整体意思就是“像椭球体一样的”。

例句 Examples

The planet is slightly ellipsoidal.
这颗行星的形状略微呈椭球形。

In geodesy, the Earth is often modeled as an ellipsoidal surface to improve the accuracy of maps and GPS calculations.
在大地测量学中,为了提高地图与 GPS 计算的精度,地球常被建模为一个椭球形曲面。

相关词 Related Words

文学与著作 Literary Works

  • Encyclopaedia Britannica(相关条目中常用该词描述“椭球形/椭球模型”)
  • The Feynman Lectures on Physics(在讨论形状、对称性或物理建模的科学写作语境中可能出现此类术语)
  • 地球科学与测绘经典教材与手册(如关于地球参考椭球、地图投影与大地测量的著作中常见 ellipsoidal 用法)
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