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（200字）
双方势力均衡相等，例这两支劲旅势均力敌，恐怕要经一番激战，方能决出胜负。
These two strong teams are evenly matched and competition will be fierce to decide which side will be the winner．