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单词
caesium clock
释义
caesium clock
noun
an atomic clock that uses the vibrations of caesium atoms as a time standard
铯钟(用铯原子摆动作计时标准的原子钟)。
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rapturous
rapturously
rapturousness
rara avis
rare
rare bird
rarebit
rare earth
raree-show
rarefaction
rarefied
rare gas
rarely
rareness
rarer
rarest
raring
rarity
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rasa
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rasam
rascal
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更新时间:2026/4/6 10:36:18