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218页（192字）
心里完全愿意去做，例为了凑足钱来医治母亲的病，无论做什么工作他都心甘情愿。
In order to earn enough money to pay for his mother’s medical fees，he was willmg to do any kind of work．