decrescendoWiktionary 原文演变路径（由近及远）英语借自 ←意大利语 decrescendo词源说明Borrowed from Italian decrescendo.释义（英文）名词 Noun(music) An instruction to play gradually more softly.A gradual decrease in volume or loudness of a piece of music.动词 Verb(music) To gradually become quieter形容词 Adjectivebecoming quieter gradually.