If a vibrating string is lightly touched at its midpoint , its pitch goes up an octave.

  • 如果在一根振动弦的中部轻轻一触, 它就发出高八度的音.

  • 词典精选例句 2025-01-18 17:37:24

    • 相关例句
    精确
    • 模糊
    • 词首
    • 词尾
    • 词义
    • 例句