| 单词 | u quark |
| 释义 | u quarknoun Physics.up quark. Origin of u quarkFirst recorded in 1975–80 Words nearby u quarkupwell, upwelling, upwhirl, upwind, up yours, u quark, Ur, urachus, uracil, uraemia, uraeus Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 |
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