持続 じぞく勃起 ぼっき しょうではありませんでした
ji zoku bokki shōdewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 持続勃起症

1. Was not persistent erection.; Did not have persistent erection.

Past/Perfective
Negative
Polite
Formal Register
Medicine