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单词
atomic clock
释义
atomic clock
An apparatus for measuring or standardizing time that is based on periodic phenomena within atoms or molecules. See ammonia clock; caesium clock
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radiation units
radiationless decay
radiative collision
radical
radio
radio astronomy
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radio interferometry
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radio star
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radio window
radio-opaque
radioactive age
radioactive equilibrium
radioactive series
radioactive tracing
radioactive waste
radioactivity
radiobiology
radiocarbon dating
radiochemistry
radiogenic
物理辞典收录了3346条物理词条,基本涵盖了常用物理知识及物理英语单词词组的翻译及用法,是物理学习的有利工具。
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更新时间:2026/1/7 22:21:28