| 单词 | quark |
| 释义 | Word Frequency quark 1(kwɑːk) noun physics any of a set of six hypothetical elementary particles together with their antiparticles thought to be fundamental units of all baryons and mesons but unable to exist in isolation. The magnitude of their charge is either two thirds or one third of that of the electron Word origin C20: coined by James Joyce in the novel Finnegans Wake, and given special application in physicsWord Frequency quark 2(kwɑːk) noun a type of low-fat soft cheese Word origin from German |
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