血液 けつえき凝固 ぎょうこ因子 いんしでしょう
ketsuekigyōkoinshideshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 血液凝固因子

1. Coagulation factor, likely.; Possibly a clotting factor.

Polite
Presumptive
Conjecture