グレー水素 ではありません
gurēsuisodewārimasen
1. Is not gray hydrogen.; It is not gray hydrogen.
Noun
1. Is not gray hydrogen.; It is not gray hydrogen.
1. grey; gray
1. grade
1. grapefruit
1. hedge
1. gray zone; grey zone
1. hydrogen bomb
1. hydrogen (H)
1. Do not begin.; Will not begin.