positron
音標發(fā)音
- 英式音標 [?p?z.?.tr?n]
- 美式音標 [?pɑ?.z?.trɑ?n]
- 英式發(fā)音
- 美式發(fā)音
基本解釋
- n.正電子
英漢例句
- The result is that the electron shadow and the positron shadow are separated.
結果將使得電子的隂影和正電子的隂影被分開。 - The vacancy defects of samples were measured by slow positron annihilation.
借助慢正電子湮沒技術研究了樣品的空位型缺陷。
用作名詞 (n.)
英英字典
- an extremely small piece of matter with a positive electrical charge, having the same mass as an electron