| 单词 | positronium |
| 释义 | Definition of positronium in English:positroniumnoun ˌpɒzɪˈtrəʊnɪəm Physics
Origin1940s; earliest use found in Arthur Edward Ruark (b. 1899). From positron + -ium. Definition of positronium in US English:positroniumnounˌpɒzɪˈtrəʊnɪəm Physics
Origin1940s; earliest use found in Arthur Edward Ruark (b. 1899). From positron + -ium. |
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