How to write science fiction with hollow characters

The hollow calligraphy of Jinmei Zhangkai Jiugong

Hollow calligraphy is also known as double hook calligraphy. Double-hook calligraphy Double-hook calligraphy of the five-finger method (double bract) Double hook, also called double-hook calligraphy, is a method of writing.

Writing hollow characters is somewhat similar to the Chinese colorful clouds in fonts, but it pays more attention to the techniques and rules of calligraphy itself.