ruefulKK [ˋrufəl] /ˈɹufəl/發音形容詞1懊悔的、後悔的、悔恨的He gave a rueful shrug and admitted the mistake was his.他懊悔地聳了聳肩,承認那是自己的錯。2苦笑的、無奈的、帶著遺憾的多形容表情或語氣She looked at the broken vase with a rueful smile.她看著破掉的花瓶,露出無奈的苦笑。3愁苦的、悲傷的偏書面His rueful tone made everyone at the table fall silent.他愁苦的語氣讓桌邊的人都安靜了下來。