请输入您要查询的英文单词:
单词
atomic second
释义
Dictionary
See
atomic clock
atomic second
atomic second
[
ə′täm·ik ′sek·ənd
]
(physics)
As defined in 1967, the duration of 9,192,631,770 periods of the radiation corresponding to the two hyperfine levels of the fundamental state of the atom of cesium-133.
随便看
guianas
guiana shield
guianese
gui application interoperability architecture
guias
guiatar
guiatuss
guib
gui based
guibert de nogent
guibert of nogent
guibert of ravenna
guibourtia
gui builder
guic
guicciardini
guicciardini, francesco
guiche (disambiguation)
guichet
guichet automatique
guichet automatique de banque
guichet d'accueil maintenance opérateur tiers
guichet d'accès aux médecins de famille
guichets d'economie locale
guichet unique spectacle occasionnal
英语词典包含2567994条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/11/24 13:56:11