单词 | bottom quark |
释义 | bottom quark (once / 11819311 pages) n WORD FAMILY bottom quark USAGE EXAMPLESThat would also include studies of the W particle and bottom quark, which would also be produced in profusion. Scientific American(Sep 29, 2011) n a quark with a charge of -1/3 and a mass about 10,000 times that of an electron Syn|Hyper beauty quark quark (physics) hypothetical truly fundamental particle in mesons and baryons; there are supposed to be six flavors of quarks (and their antiquarks), which come in pairs; each has an electric charge of +2/3 or -1/3 |
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