酸素 さんそ欠乏 けつぼう しょうでしょう
sansoketsubōshōdeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 酸素欠乏症

1. Probably hypoxia.; Possibly oxygen deprivation.

Polite
Presumptive
Conjecture
Medicine