| 单词 | crystal set |
| 释义 | crystal set (once / 223006 pages) n WORD FAMILY crystal set: crystal sets USAGE EXAMPLESThe name was supplanted by "headphones" by the beginning of the 1920s when they were being widely used to listen to broadcasting via crystal sets. BBC(Jan 10, 2016) “This is a crystal set. Through this we can talk through walls and across the city. They’ve already talked across the ocean.” Laurence Yep, Dragonwings(1975) Mr. Happel first created a prototype of the pattern with each crystal set by hand. New York Times(May 10, 2012) n an early radio receiver using a crystal detector Hyper radio, radio receiver, radio set, receiving set, tuner, wireless an electronic receiver that detects and demodulates and amplifies transmitted signals |
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