寸法 すんぽう集合 しゅうごう たいじゃなかったです
gisumpōshūgōtaijanakattadesu

Noun
Desu Copula

The polite, past negative form of 擬寸法集合体

1. It wasn't a prototype assembly.; It wasn't a mock-up assembly.

Past/Perfective
Negative
Polite
Casual Register
Computing