英语词汇leap second怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	leap second
释义	leap secondn.（名词） A second of time, as measured by an atomic clock, added to or omitted from official timekeeping systems annually to compensate for changes in the rotation of Earth.闰秒：由原子钟计量的，每年向官方的计时系统中增加或扣除的一秒时间，以补偿地球自转过程中产生的变化
随便看	vesperal vesperale duress duresses Durgapur Durham Durhams Durham Technical Community College durian durians Duricef during durion Durkheim durmast durmast oak durn durn durndest durned durneder durnedest durns duroc Durocher

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