人工 放射 性 核種 じゃなかった jinkōhōsha sei kakushujanakatta
jinkōhōsha sei kakushujanakatta
Noun
, Da Copula
The past negative form of 人工放射性核種
1. Wasn't artificial radioisotope.
Past/Perfective
, Negative
Word Pronunciation
文
No variants available for this word.