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单词
positronium
释义
pos·i·tro·ni·um
AHD
[pŏz'ĭ-trōʹnē-əm]
D.J.
[ˌpɒzɪˈtrəʊniːəm]
K.K.
[ˌpɑzɪˈtroniəm]
n.
(名词)
A short-lived association of an electron and a positron bound together in a configuration resembling the hydrogen atom.
电子偶素,正电子素:电子与正电子的短暂结合物,两者的结合物与氢原子的结构十分相似
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freakier
freakiest
freaking
freaking
freakish
freak-out
freaks
freaky
freak–out
freckle
freckled
freckles
freckling
Freddie Mac
Frederick
Frederick Community College
Frederick I
Frederick II
Frederick III
Frederick IX
Fredericksburg
Frederick the Great
Frederick VI
Frederick William
Frederick William I
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更新时间:2026/3/20 3:41:30