英语词汇“atomic clock”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

WORD FAMILY

atomic clock: atomic clocks

USAGE EXAMPLES

That’s because the traditional length of the day does not precisely measure actual time, as told by hyper-accurate atomic clocks.

Time(Dec 30, 2016)

Atomic clocks use ultraviolet signals emitted in the change of electron energy levels to tell the time.

BBC(Dec 30, 2016)

Such a clock would be much more stable than the conventional atomic clocks in use today.

BBC(Dec 13, 2016)

n a timepiece that derives its time scale from the vibration of atoms or molecules

Hypo|Hyper

ammonia clock

an atomic clock based on vibrational frequency of the nitrogen atom in the ammonia molecule

caesium clock

an atomic clock based on the energy difference between two states of the caesium nucleus in a magnetic field

horologe, timekeeper, timepiece

a measuring instrument or device for keeping time

单词	atomic clock
释义	atomic clock (once / 164158 pages) n WORD FAMILY atomic clock: atomic clocks USAGE EXAMPLES That’s because the traditional length of the day does not precisely measure actual time, as told by hyper-accurate atomic clocks. Time(Dec 30, 2016) Atomic clocks use ultraviolet signals emitted in the change of electron energy levels to tell the time. BBC(Dec 30, 2016) Such a clock would be much more stable than the conventional atomic clocks in use today. BBC(Dec 13, 2016) n a timepiece that derives its time scale from the vibration of atoms or molecules Hypo\|Hyper ammonia clock an atomic clock based on vibrational frequency of the nitrogen atom in the ammonia molecule caesium clock an atomic clock based on the energy difference between two states of the caesium nucleus in a magnetic field horologe, timekeeper, timepiece a measuring instrument or device for keeping time
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