英语词汇“radium clock”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	radium clock
释义	radium clock noun : an electroscope alternately charged by the accumulation of alpha particles from radium in a closed tube and discharged by automatic grounding at regular intervals
随便看	pompholyx pomphopoea pompier pompier pompier ladder pompilid pompilidae pompiloid pompilus pomping pompion pompion pompion berry pompless pom-pom pom-pom girl pom-pom-pullaway pompon pompoon pomposa pomposity pomposo pompous pompously pompousness

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