人工 放射 性 元素 でした jinkōhōsha sei gensodeshita
jinkōhōsha sei gensodeshita
Noun
, Desu Copula
The polite past form of 人工放射性元素
1. Artificial radioactive element was.
Past/Perfective
, Polite
, Physics
Word Pronunciation
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No variants available for this word.