研究 けんきゅう発表 はっぴょう かいじゃなかったです
kenkyūhappyō kaija nakattadesu

Noun
Desu Copula

The polite, past negative form of 研究発表会

1. Wasn't a presentation.; Wasn't a research presentation.

Past/Perfective
Negative
Polite
Casual Register