餘ㄩˊyú勇ㄩㄥˇyǒng可ㄎㄜˇkě賈ㄍㄨˇgǔ

  1. 尚有多餘的勇力可以出售。語本《左傳·成公二年》：「欲勇者，賈余餘勇。」比喻勇力過人，持久不懈。

英lit. spare valor for sale (idiom)​; fig. after former successes, still ready for more work, not resting on one's laurels
德weiterhin Kraftreserven haben (Sprichw)​