プログレッシブ和英中辞典(第３版)の解説
どば【×駑馬】
I 〔老いぼれ馬〕a hack
II 〔才能の鈍い人〕
- 駑馬にむち打って努力いたしましょう
I will do the best I can. - 麒麟きりんも老いては駑馬にしかず
A man of talent past his prime is no better than one who never had talent to begin with.