spheroid
简明释义
n. 球状体；回转椭球体
英英释义
A three-dimensional geometric shape that is similar to a sphere but not perfectly spherical, often described as an ellipsoid. | 一种三维几何形状，类似于球体但不是完美的球形，通常被描述为椭球体。 |
单词用法
扁球体 | |
长球体 | |
球形 | |
球面坐标 | |
球体模型 | |
球体近似 |
同义词
反义词
| 不规则的 | The rock had an irregular shape that made it difficult to stack. | 这块石头形状不规则，难以堆叠。 | |
| 不对称的 | The sculpture was asymmetrical, giving it a unique artistic flair. | 这座雕塑是不对称的，赋予了它独特的艺术魅力。 |
例句
1.It briefly describes several practical methods for machining non-radial hole on spheroid pipes.
简述了椭球形管板非径向孔加工的几种较实用方法。
2.A prolate spheroid is generated by revolving an ellipse about its major axis.
扁长球体是将一个椭圆体依其主轴旋转而成的。
3.Two dimensional flat, airfoil, prolate spheroid and cerebral aneurysm were calculated as examples compared with experiment data.
计算例子包括二维平板、机翼剖面、扁椭球、颅动脉瘤等。
4.In Geodetic Surveys, the shape of the earth is thought of as a spheroid, although in a technical sense, it is not really a spheroid.
在大地测量中，地球的形状被看成一个椭球体，虽然在技术角度来看，它不是真正的椭球。
5.This little spheroid sports thousands of tiny hairs around the outer edge of its body called cilia that propel it at lightning speeds through freshwater scum.
这个小小的球状体的身体外壳上有着上千条细小的发丝，叫做纤毛，推进它以闪电般的速度穿行于淡水泡沫中。
6.AIM: to prepare three-dimensional microencapsulated human breast cancer spheroid with electrostatic droplet generator and apply it in the screening of anticancer drug.
目的：利用静电液滴法制备三维生长的微囊化人乳腺癌细胞球并初步用于抗肿瘤药物筛选。
7.The valve seat receives the protection of the spheroid all the time, avoid the eroding of the fluid.
阀座始终受到球体的保护，避免了流体的冲蚀。
8.The CV graphite was formed in the second stage and grew in contact with the liquid due to partial dissolution of the austenite shell surrounding the graphite spheroid.
第二阶段形成蠕虫状石墨，因包围球状石墨的奥氏体部分熔解，使它与熔液接触生长。
9.The formulation of the capacitance vs ground of the capacitance proximity fuze can be set up by the equivalent spheroid electrode.
通过理论分析和有限元计算可以看出，电容近炸引信对地电容方程可以用等效球电极的电容方程来建立。
10.The soccer ball is designed to resemble a spheroid for optimal aerodynamics during play.
足球的设计类似于一个spheroid，以在比赛中实现最佳气动性能。
11.Many celestial bodies, including stars and planets, take on a spheroid shape due to gravitational forces.
许多天体，包括恒星和行星，由于引力作用呈现出spheroid形状。
12.In geometry, a spheroid can be defined as a surface of revolution generated by rotating an ellipse around one of its principal axes.
在几何学中，spheroid可以定义为通过围绕其主轴旋转椭圆生成的旋转面。
13.The Earth is not a perfect sphere but rather an oblate spheroid.
地球不是一个完美的球体，而是一个扁平的spheroid。
14.The model of the planet was designed as a spheroid to accurately represent its shape.
这个星球的模型被设计成一个spheroid，以准确表示其形状。
作文
The universe is filled with various shapes and forms, each possessing unique characteristics that contribute to the beauty of our surroundings. Among these shapes, one of the most fascinating is the spheroid, a three-dimensional figure that resembles a sphere but is slightly elongated or flattened at the poles. This geometric shape can be observed in numerous natural and artificial objects, making it an essential concept in both mathematics and science. Understanding the properties of a spheroid (椭球体) can provide insights into various fields such as astronomy, physics, and engineering.In astronomy, celestial bodies often take on a spheroid (椭球体) shape due to the force of gravity acting upon them. For instance, planets like Earth are not perfect spheres; they are more accurately described as oblate spheroids (椭球体) because they are slightly flattened at the poles and bulging at the equator. This phenomenon occurs because of the rotation of the planet, which causes the equatorial region to experience a centrifugal force that pushes outward. Understanding the spheroid (椭球体) shape of Earth is crucial for scientists studying its gravitational field, climate patterns, and even satellite trajectories.In addition to astronomy, the concept of a spheroid (椭球体) is also significant in the field of physics. The behavior of fluids and gases can be influenced by the shape of the objects they interact with. For example, when analyzing the motion of particles in a fluid, scientists often simplify complex shapes into spheroids (椭球体) to make calculations easier. This simplification allows for a better understanding of how different shapes affect fluid dynamics, which is vital in engineering applications such as aerodynamics and hydrodynamics.Moreover, in engineering, the design of structures and components often considers the spheroid (椭球体) shape for both aesthetic and functional purposes. Many modern buildings and bridges incorporate curves and rounded forms that resemble spheroids (椭球体), which not only enhance the visual appeal but also improve structural integrity. The distribution of stress and load across a curved surface can lead to greater stability and durability, making spheroids (椭球体) an essential consideration in architectural design.In conclusion, the spheroid (椭球体) is a remarkable geometric shape that plays a vital role in various scientific and engineering disciplines. From the study of celestial bodies to the analysis of fluid dynamics and architectural design, understanding the properties and applications of spheroids (椭球体) can lead to advancements in technology and a deeper appreciation for the natural world. As we continue to explore and innovate, the significance of this shape will undoubtedly remain prominent in our quest for knowledge and progress.
