元となった辞書の項目
放射性同位体
noun
(physics) radioisotope (a radioactive isotope of an element)
意味（1）
(physics) radioisotope (a radioactive isotope of an element)
(physics) radioisotope (a radioactive isotope of an element)
(physics) radioisotope (a radioactive isotope of an element)
DiQt（ディクト）
無料
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