hemispherical reso nance gyroscope

例句：

1. 1.The sphere was hemispherical and had a smooth surface.
   这个球是半球形的，表面光滑。
2. 2.The hemispherical shape of the planet is due to its rotation around its axis.
   行星的半球形形状是由于它围绕其轴旋转造成的。
3. 3. The hemispherical structure of the brain allows for efficient communication between different regions.
   大脑的半球结构使得不同区域之间能够高效地进行交流。