pion

[化] π介子

发音

其它 /ˈpaɪɒn/

词形变化

pions 复数 pions

释义与例句

n.
  1. 1.

    Any of three semistable mesons, having positive, negative or neutral charge, composed of up and down quarks/antiquarks.

    π介子

    物理

词汇关系

名词

同义词 1

pi meson

上位词 2

meson mesotron

相关短语

pion rocket pion rockets negative pion positive pion

词源

From pi + -on, as alteration of pi-meson.

来源：wiktionary