興奮 こうふん せい細胞 さいぼうでしょう
kōfun sei saibōdeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 興奮性細胞

1. Excitatory cell, likely.; Possibly an excitable cell.

Polite
Presumptive
Conjecture