英语词汇“atomic clock”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	atomic clock
释义	atomic clock noun : a precision clock that depends for its operation on an electrical oscillator (as a quartz crystal) regulated by the natural vibration frequencies of an atomic system (as a beam of cesium atoms or of ammonia molecules)
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