人工 放射 性 同位 体 じゃなかったです jinkōhōshaseidō itaijanakattadesu
jinkōhōshaseidō itaijanakattadesu
Noun
, Desu Copula
The polite, past negative form of 人工放射性同位体
1. Was not artificial radioisotope.; Wasn't an artificial radioisotope.
Past/Perfective
, Negative
, Polite
, Casual Register
Word Pronunciation
文
No variants available for this word.