重力 じゅうりょく相互 そうご作用 さようでしょう
jūryokusōgosayōdeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 重力相互作用

1. Gravitational interaction likely.; Probably gravitational interaction.

Polite
Presumptive
Conjecture
Physics