揮発 きはつ せい記憶 きおく装置 そうちでしょう
kihatsu sei kiokusōchideshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 揮発性記憶装置

1. Volatile memory, likely.

Polite
Presumptive
Conjecture
Computing