フッ素 じゃありませんでした
fussojārimasendeshita
1. It was not fluorine.
Noun
#195616
1. It was not fluorine.
1. pupil; disciple
1. (common) cold; influenza
1. snake
2. serpent; large snake
1. then; well
1. hedge
1. journal; log
1. believer; adherent
2. fanboy; fanatic