单词 | medium wave |
释义 | medium wave (once / 695254 pages) n WORD FAMILY medium wave USAGE EXAMPLESSeveral medium wave local radio stations across Scotland are to start sharing all their programmes for the first time. BBC(Jun 03, 2013) n a radio wave with a wavelength between 100 and 1000 meters (a frequency between 300 kilohertz and 3000 kilohertz) Hyper radio emission, radio radiation, radio wave an electromagnetic wave with a wavelength between 0.5 cm to 30,000 m |
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