Viewed face on, it would look like a smooth, flat disk with little spiral structure.

面对看，它看起来像一个平稳，很少有螺旋结构扁平盘。

youdao

Viewed face on, it would look like a smooth, flat disk with little spiral structure.

面对看，它看起来像一个平稳，很少有螺旋结构扁平盘。

youdao