A compact disk is a shiny, circular disk that stores information.

阿光盘是一种光泽，圆盘，储存的信息。

Circular disk was rotating about an axis tilted from the normal through the center.

圆盘绕一个通过中心与法线方向倾斜的轴转动。

This flat circular disk is our own Galaxy, the Milky Way, with its spiral structure.

这个圆盘就是我们的星系，银河系，带着旋涡的结构。

The general shape of the average nebula is that of a thin circular disk somewhat thick in the center.

星云最常见的形状是中间较厚边缘较薄的圆盘。

Utilizing convergent beam of large aperture can realize inversion of circular hole diffraction and circular disk diffraction.

利用这种光束可以对微小的衍射物体进行反演放大。