| 释义 |
atomic clock  nounAn extremely accurate type of clock which is regulated by the vibrations of an atomic or molecular system such as caesium or ammonia.Superaccurate atomic clocks, timepieces capable of discerning a change in frequency of a few parts in a million billion, were used to monitor the potential shifts....- But if you were to use the world's most accurate atomic clocks, you would also need to take the latitude and altitude of the two locations into account.
- The most accurate atomic clocks available today use the cesium atom and the normal magnetic fields and detectors.
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