请输入您要查询的英文单词:
单词
cesium
释义
cesium
ce
·
si
·
um
/
ˈsiːziəm
/
noun
[
uncountable
U
]
the American spelling of
caesium
/
caesium
的美式拼法
Examples from the Corpus
cesium
•
The definition of a second has since officially been the time it takes a
cesium
atom to make 9,192,631,770 vibrations.
•
During irradiation, food is exposed to gamma rays from sources such as cobalt 60 or
cesium
137.
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更新时间:2026/4/17 9:35:59