| 词汇 | atomic-clock |
| 释义 | atomic clock noun[ C ] uk /əˌtɒm.ɪk ˈklɒk/ us /əˌtɑː.mɪk ˈklɑːk/ a device that measures time extremely accurately using the vibrations(= fast, regular small movements) of atoms: 原子钟 The atomic clock is so precise it shouldn't lose or gain a second in 20 to 30 billion years.原子钟非常精确，在200到300亿年内不会丢失或增加一秒。 His discovery of the magnetic properties of atoms gave rise to superaccurate atomic clocks.他对原子磁性的发现催生了超精确原子钟的发明。 The most accurate type of timekeeping device is currently the atomic clock. In 1967, when the first atomic clock was installed, nobody had in mind to launch a whole bunch of global positioning satellites that have atomic clocks. As high-end time-keeping technologies, including atomic clocks, become cheaper, their application in sports and many other areas will grow. Boulder, Colorado is home of the atomic clock, the country's official time source. Watches & clocks 24-hour clock against the clockidiom alarm alarm clock at/on the stroke of somethingidiom bezel clock hour hand hourglass lose military time minute hand movement pendulum stroke timepiece turn the clocks backphrase twenty-four-hour clock unsynchronized watchband |
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