| 单词 | proton |
|---|---|
| 音标 | 英[ˈprəʊtɒn] 美[ˈproʊtɑn] |
| 解释 | n.[物]质子; |
| 例句 | N-COUNT 质子 A proton is an atomic particle that has a positive electrical charge. |
| 变形 | pl:protons~ |
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