positron

名词 positron:

1. an elementary particle with positive charge; interaction of a positron and an electron results in annihilation
   同义词：antielectron

1. An electron with a negative charge, as contrasted with a positron.
   电子带有负电荷，与正电荷相反的电子

pos.i.tron

n.（名词）
The antiparticle of the electron.Also called antielectron
阳电子：电子的反粒子也作 antielectron

来源：
posi(tive)
posi(tive)
(elec)tron
(elec)tron