マイナスイオン
mainasuion
1. (atmospheric) negative ions (supposedly having positive health effects)
Noun
#37834
1. (atmospheric) negative ions (supposedly having positive health effects)
1. ion
1. Was not minus.; Was not negative.
1. If negative; If a minus
1. Negative.; Minus.
1. If negative; If minus
1. Wasn't negative; Wasn't a minus
1. Was negative.; Was a loss.
1. Wasn't negative.; Wasn't a minus.