单词	middle C
释义	middle C noun : the note designated by the first ledger line below the treble staff and the first above the bass staff Example Sentences the note above middle C Recent Examples on the Web But humans couldn’t hear that note because its frequency was too low - the equivalent to a B-flat, some 57 octaves below the middle C note of a piano, according to NASA. Annabelle Timsit, Anchorage Daily News, 23 Aug. 2022 But humans couldn’t hear that note because its frequency was too low — the equivalent to a B-flat, some 57 octaves below the middle C note of a piano, according to NASA. Annabelle Timsit, Washington Post, 21 Aug. 2022 Just as someone who doesn’t know how to cook could make a perfect cake with the rights mix, so too a Spotify user who doesn’t know where middle C is on a keyboard could make perfect music, with AI assistance. Bill Hochberg, Forbes, 29 June 2022 The ripples in the gas and dust caused by these waves translated into an imperceptible note roughly equivalent to 57 octaves below middle C, according to the agency. Jennifer Leman, Popular Mechanics, 6 May 2022 And then the accompanist plays middle C and Story begins to sing. Seija Rankin, EW.com, 10 June 2021 As spring approaches, May takes up singing lessons, her uncertainty with middle C echoing an anxiety about the world to come. Hamilton Cain Special To The Star Tribune, Star Tribune, 11 Dec. 2020 Measurements of owls in flight show that their wings mute only frequencies higher than 1,600 hertz (on a piano, two-and-a-half octaves above middle C). Dana Mackenzie, Smithsonian Magazine, 15 Apr. 2020 For example, middle C, or C4, is 261.63 hertz, while C5, one octave up, is 523.25 hertz. Quanta Magazine, 30 Oct. 2019 See More Word History First Known Use 1660, in the meaning defined above
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