(亦作 open diapason 或 stopped diapason)an organ stop sounding a main register of flue pipes, typically of eight-foot pitch 八度音程;主音栓 ■(poetic/literary)the entire compass, range, or scope of something (诗/文)全范围,全域 ■(figurative)a grand swelling burst of harmony (喻)(和声由弱而强时)气势宏伟的突然迸发
语源
late Middle English (denoting the interval of an octave): via Latin from Greek dia pasōn (khordōn) 'through all (notes')