GR drawing 惹かれ合う線の引力
GR ＝ gravitation
 gravitation.引力 |
|---|
 it .ゆれる たどりつかない みえない |
GR drawing
gravitation drawing
/ tttttan
gravitation
gravitation detail
gravitation detail
gravitation detail
gravitation detail
gravitation detail
it .
it . detail
it . detail