positronium / ˌpɒz ɪˈtroʊ ni əm /

📖毕业后词汇正电子正子正离子正电子学

positronium 的定义

n. 名词 noun

Physics.

  1. a short-lived atomic system consisting of a positron and an electron bound together.

更多positronium例句

  1. For more than 60 years, scientists have been able to create positronium.