| 单词 | 轻子 |
| 释义 | 〔neutrino〕Any of three electrically neutral subatomic particles in the lepton family. See table at subatomic particle 中微子：轻子家族中三种电中性亚原子粒子中的任何一种 参见 subatomic particle〔electron〕A stable subatomic particle in the lepton family having a rest mass of 9.1066 × 10-28 gram and a unit negative electric charge of approximately 1.602 × 10 -19 coulomb. See table at subatomic particle 电子：轻子族里一种稳定的亚原子粒子，其静止质量为9.1066×10-28克，负电荷大约1.602×10 -19库仑 参见 subatomic particle〔muon〕An elementary particle in the lepton family (not a meson), having a mass 209 times that of the electron, a negative electric charge, and a mean lifetime of 2.2 × 10-6 second. Also called mu meson See table at subatomic particle 介子：轻子族中的一种基本微粒（非介子），其质量为电子的209倍，是一种负电荷，平均寿命为2.2×10-6秒 也作 mu meson 参见 subatomic particle〔meson〕Any of a family of subatomic particles that participate in strong interactions, are composed of a quark and an antiquark, and have masses generally intermediate between leptons and baryons. See table at subatomic particle 介子：任一种具有较强相互作用力的亚原子粒子群，由一夸克与一反夸克构成，并具有通常介于轻子和重子间的质量 参见 subatomic particle〔lepton〕Any of a family of elementary particles that participate in the weak interaction, including the electron, the muon, and their associated neutrinos. See table at subatomic particle 轻子：一种参与微弱互反应的基本粒子家庭的粒子，包括电子、介子以及与他们相关的中子 参见 subatomic particle〔tau〕An elementary particle of the lepton family, having a mass about 3,490 times that of the electron, a negative electric charge, and a mean lifetime of 3×10-13 seconds. See table at subatomic particle τ介子：一种轻子族群中的基本粒子，其质量约为电子的3,490倍，带有一个负电荷，平均寿命为3×10-13秒 参见 subatomic particle〔antilepton〕The antiparticle of a lepton.反轻子：轻子的反粒子 |
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