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short wave

noun
/ˈʃɔːt weɪv/
/ˈʃɔːrt weɪv/
(also shortwave)
[countable, uncountable]
(abbreviation SW)
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  1. a radio wave with a length of between 10 and 100 metres; the band of radio waves of this length used for broadcasting（无线电）短波
    • a short-wave radio/transmitter短波收音机/发射机
    • on short wave The BBC also broadcasts on short wave.BBC也用短波广播。
    compare long wave, medium waveTopics TV, radio and newsc2

See also: short wave

short wave
Television and radio waves: airwaves, frequency, hertz...

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