上位 じょうい試験 しけん手段 しゅだんでしょう
jōi shi kenshuda ndeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 上位試験手段

1. Probably a higher-level testing method.; Likely a superior testing approach.

Polite
Presumptive
Conjecture
Computing