| 释义 | valence electron 基本英英例句
 价电子,传导电子
 
 Noun:
 an electron in the outer shell of an atom which can combine with other atoms to form moleculesThe outer ring contains the valence electrons.排在外层的有价电子。
 It was generally believed that in a metal the valence electrons are easily detached from the individual atoms.一般认为,在金属中价电子容易脱离个别原子。
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