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206页（198字）
比喻轻重相等，即彼此一样，例他们两人的武艺半斤八两，很难预测谁胜谁负。
In martial art，these two men are an equal match and it is impossible to say which one will emerge as the victor．