曲線 きょくせん発生 はっせい じゃなかったです
kyokusenhasseikijanakattadesu

Noun
Desu Copula

The polite, past negative form of 曲線発生器

1. Wasn't a curve generator.; Wasn't a waveform generator.

Past/Perfective
Negative
Polite
Casual Register
Computing