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.