| 单词 | background signal |
| 释义 | background signal (once / 5909656 pages) n WORD FAMILY background signal USAGE EXAMPLESThis change led to a drift in the background signal. Nature(May 24, 2016) Most of the collisions produce familiar particles that decay in predictable ways, creating a steady background signal. The New Yorker(Jun 17, 2015) Most of the collisions produce familiar particles that decay in predictable ways, creating a steady background signal. The New Yorker(Jun 17, 2015) n extraneous signals that can be confused with the phenomenon to be observed or measured Syn|Hypo|Hyper background background noise, ground noise extraneous noise contaminating sound measurements that cannot be separated from the desired signal background radiationradiation coming from sources other than those being observed surface noisenoise produced by the friction of the stylus of a record player moving over the rotating record disturbance, interference, noise electrical or acoustic activity that can disturb communication |
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