| 单词 | d-s meson |
| 释义 | D-s mesonnoun Physics.a positively charged meson having a mass 3852 times that of the electron and a mean lifetime of approximately 4.7 X 10-13 seconds. Also called D-s particle. Origin of D-s mesonFirst recorded in 1980–85 Words nearby D-s mesonds, DSA, DSC, DSL, D.S.M., D-s meson, DSNA, D.S.O., D.S.P., D-s particle, DSR Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 |
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