单词 | neutrino |
释义 | neutrino /nooh tree"noh, nyooh-/, n. , pl. neutrinos. Physics. any of the massless or nearly massless electrically neutral leptons. There is a distinct kind of neutrino associated with each of the massive leptons. Cf. antineutrino, lepton, conservation of lepton number. [ < It (1933), equiv. to neutr(o) NEUTER, neutral + -ino -INE2; coined by E. Fermi] |
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