| 单词 | radio spectrum |
| 释义 | radio spectrum (once / 227295 pages) n WORD FAMILY radio spectrum USAGE EXAMPLESHe was a pioneer of ultra wideband, or UWB, technology, which sends short pulses of energy across a broad swath of the radio spectrum. Wall Street Journal(Dec 09, 2016) New NJ Transit executive Steve Santoro says that acquiring the radio spectrum “was one of the larger hurdles which we have now crossed.” Seattle Times(Oct 26, 2016) Some railroads ran into difficulties acquiring the rights to radio spectrum, which is necessary for its wireless transmissions. Seattle Times(Sep 29, 2016) n the entire spectrum of electromagnetic frequencies used for communications; includes frequencies used for radio and radar and television Syn|Hyper radio-frequency spectrum spectrum an ordered array of the components of an emission or wave |
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