Read Edit View history 次声波 cìshēngbō infrasound wave Origin Definitions Defs Strokes Stroke Words Sentences Sents 次声波 次聲波 cìshēngbō infrasound wave infrasonic wave; sound waves with a frequency below the range of human hearing (lower than 20 Hz) Frequency Written text 0.056 per million Sources Frequency data BCC Corpus (BLCU)
次声波 次聲波 cìshēngbō infrasound wave infrasonic wave; sound waves with a frequency below the range of human hearing (lower than 20 Hz) Frequency Written text 0.056 per million Sources Frequency data BCC Corpus (BLCU)