词族 · lepton
词形变化
英语词源
- lepton (n.)
- elementary particle of small mass, 1948, from Greek leptos "small, slight, slender, delicate" (from lepein "to peel," from PIE *lep-; see leper) + -on. Also the name of a small coin in ancient Greece, from neuter of leptos
权威例句
- 1. When a neutrino transforms a quark, a lepton is emitted.
- 当中微子使一种夸克转化为另一种夸克时,会发射出一个轻子.
- 2. There is a lepton which is neutral, called a neutrino.
- 有一个轻子是中性的, 叫做中微子.
- 3. The antimuon decay also conserves the total light and heavy lepton numbers.
- 在反μ子衰变中,总轻轻子数和总重轻子数也是守恒的.
- 4. This work is one of the series , which studies the lepton identificationin the BES ( Beijing Spectrometer ) in detail.
- 这项工作是详细研究北京谱仪 ( BES ) 轻子识别的一部分.