搜尋結果
proton
- IPA[ˈprōˌtän]
美式
- a stable subatomic particle occurring in all atomic nuclei, with a positive electric charge equal in magnitude to that of an electron, but of opposite sign.
noun: proton, plural noun: protons
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- IPA[ˈprəʊtɒn]
英式
- a stable subatomic particle occurring in all atomic nuclei, with a positive electric charge ...
Oxford Dictionary