出处：按学科分类—语言、文字 中国对外翻译出版公司《汉英成语词典》第92页（232字）
一次错误就造成终身不可挽救的恨事，例一失足成千古恨，她为当初轻率地将终身托付而深深懊悔。
Having acted rashly in committing herself for life，she now realizes it was amiscal culation which is giving her endless misery and regret