飽和 ほうわ蒸気 じょうき あつでしょう
hōwajōkiatsudeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 飽和蒸気圧

1. Saturated vapor pressure, likely.; Probably saturated vapor pressure.

Polite
Presumptive
Conjecture