ナチュラルキラー細胞 さいぼうでしょう
nachurarukirāsaibōdeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of ナチュラルキラー細胞

1. Natural killer cell, likely.; Probably a natural killer cell.

Polite
Presumptive
Conjecture
Biology