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49页（276字）
比喻仅是外表改了，实质并未变更，例负责人虽已替换，但工作态度与作风却无不同，这种换汤不换药的改革，难免令人失望。
It is deeply disappointing to see no changes have taken place in work style though those formerly in charge have gonewhy，it is nothing but the old system in a new guise!