英语词汇“cesium 137”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	cesium 137
释义	cesium 137 noun : a radioactive isotope of cesium that has the mass number 137 and a half-life of about 12 months and that is a by-product of nuclear fission
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cesium 137