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単語 / 【 ID 】意味 / 例文 /同義語/上位語/下位語/派生語
radon SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 99082 】【意味】 "[名詞] a radioactive gaseous element formed by the disintegration of radium; the heaviest of the inert gasses; occurs naturally (especially in areas over granite) and is considered a hazard to health [例] Radon is a radioactive gas. [例] Radon is a radioactive gas that is formed by the decay of radium. [例] They tested the radon levels in the house. [意味] ラドン, ラドンガス, 希ガス, 希気体, 貴ガス, 希ガス元素 ; [同義語] Rn, atomic number 86 ; [上位語] noble gas, inert gas, chemical element, element, argonon ; [同義語群] 14652104-n"

単語 / 【 ID 】

意味 / 例文 /同義語/上位語/下位語/派生語

radon

SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners
【 99082 】

【意味】 "[名詞] a radioactive gaseous element formed by the disintegration of radium; the heaviest of the inert gasses; occurs naturally (especially in areas over granite) and is considered a hazard to health [例] Radon is a radioactive gas. [例] Radon is a radioactive gas that is formed by the decay of radium. [例] They tested the radon levels in the house. [意味] ラドン, ラドンガス, 希ガス, 希気体, 貴ガス, 希ガス元素 ; [同義語] Rn, atomic number 86 ; [上位語] noble gas, inert gas, chemical element, element, argonon ; [同義語群] 14652104-n"