バナナ等価 とうか線量 せんりょうじゃなかったです
bananatōkasenryōjanakattadesu

Noun
Desu Copula

The polite, past negative form of バナナ等価線量

1. Wasn't banana equivalent dose.; Wasn't a banana equivalent amount.

Past/Perfective
Negative
Polite
Casual Register