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- The earth is not a perfect sphere. 地球不是一个很圆的球体。
- The Earth is not a perfect sphere . 地球并不是一个完全的球体。
- The earth is about 0.34 percent away from being a perfect sphere. 地球与一个完全的球形只差0.;34%25。
- Water crumbles mountains and fills valleys and would turn the Earth into a perfect sphere if it could. 水能摧毁山脉，水能填充山谷，水会尽其所能将地球转变为完美的球体。
- A perfect sphere illustrates an ordinary symmetry, what is known as symmetry under rotations: no matter how you turn it, the sphere looks the same. 完美球面可用来说明一般对称（又称旋转对称）：不论如何转动，球面看起来都相同。
- It was truly beautiful. It was a perfect sphere and the reflections of light up-on its surface moved with grace as he turned it with his fingers,as if he had captured a small rainbow in his hand. 她真的好漂亮，完美的球形，表面折射出的光泽随着他手指的转动而优雅地闪烁着，就好象他握在手中的是一段小巧的彩虹。
- It was truly beautiful. It was a perfect sphere and the reflections of light up-on its surface moved with grace as he turned it with his fingers, as if he had captured a small rainbow in his hand. 她真的好漂亮，完美的球形，表面折射出的光泽随着他手指的转动而优雅地闪烁着，就好象他握在手中的是一段小巧的彩虹。
- Instead of assuming the Earth to be a perfect sphere, this function takes into account the actual polar flattening of the earth and the equatorial bulge, which gives a much more accurate computation between the given coordinates. 它没有假设地球是一个完整的球面，而是考虑了地球的极轴扁平率和赤道鼓起率，这样就给出了两个坐标间更精确的距离。
- In virtue of its high cooling rate, perfect sphere degree, low environmental pollution and nearly free oxygen, gas atomization has been practiced widely in modern and national defense industry. 气雾化制粉具有环境污染小、粉末球形度高、氧含量低以及冷却速率大等优点。
- The four gyroscopes in GP-B are the most perfect spheres ever made by humans. 在重力探测器B卫星上的四个回转仪是人类有史以来所造最完美的球体。
- ex：The earth isn't a perfect sphere； it's an oblate spheroid. （地球不是正圆的，而是个椭圆球体。）
- He drew a world map on a sphere. 他在球上面画了一幅世界地图。
- Nothing in the world is flawless and perfect. 世上没有十全十美的东西。
- The heavenly bodies were perfect spheres, and they were made of a different, more perfect kind of matter, the ether, which was, to quote Aristotle, "more divine" and "more precious" than ordinary terrestrial matter. 天国的物体是完美的球体，由一种不同的、更完美的物质“以太”构成； 用亚里士多德的话来说，以太比普通的地球物质“更神圣、更珍贵”。
- Conclusion The pellets which were prepared by the optimum technics presented perfect sphericity, narrow diameter distribution, big piles density, small crisp garrulous and high receiving rate. 结论 采用本工艺制得的微丸圆整度较好、粒径分布窄、堆密度大、脆碎度小、收率较高。
- The weather during our holiday was perfect. 我们度假时的天气好极了。
- The project is far from perfect. 这项企划很不完美。
- What's the secret of baking perfect bread? 烤出好面包的秘诀是什么？
- He didn't have perfect attendance this year. 他今年有缺勤。
- I have perfect trust in my friend. 我完全信赖我的朋友。
