| 单词 | caesium clock |
| 释义 | caesium clocknouna type of atomic clock that uses the frequency of radiation absorbed in changing the spin of electrons in caesium atomsSee also second 2 Words nearby caesium clockCaesarism, caesaropapism, Caesar salad, caesious, caesium, caesium clock, caespitose, caesura, Caetano, C.A.F., cafard Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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