英语词汇“J/psi particle”是什么意思，“J/psi particle”的读音、用法及例句翻译-烛光网

词汇	J/psi particle
释义	J/psi particle AHD[jāʹsīʹ, -psīʹ] D.J.[ˈdʒeɪˈsaɪ, -ˈpsaɪ]K.K.[ˈdʒeˈsaɪ, -ˈpsaɪ]n.（名词） An electrically neutral meson having a mass 7,213 times that of the electron and a mean lifetime of approximately 1 × 10^-20 seconds. Also called J particle Also called psi particle J粒子，psi粒子：一带电的中性介子质量为电子的7,213倍且其平均寿命约为1 × 10^-20秒也作 J particle 也作 psi particle
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