Rh あうるえいち血液 けつえき がたでしょう
a uru eichiketsuekigatadeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of Rh血液型

1. Probably Rh positive.; Probably blood type Rh.

Polite
Presumptive
Conjecture