英语词汇“becquerel ray”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	becquerel ray
释义	becquerel ray noun Usage: usually capitalized B Etymology: after A. H. Becquerel : a ray emitted by a radioactive substance — used before adoption of the terms alpha ray, beta ray, gamma ray
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