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123页（232字）
不甘心落在别人后面，例七十高龄的陈老先生仍不甘后人地参加环城赛跑，并坚持跑完了全程。
Though in his seventies，old Mr．Chen was not to be ouidone．He took part in the round-the-city race and even managed to run the whole course．