
You can't teach an old dog new tricks!你沒辦法教老狗玩新把戲.
該句就是"老狗玩不出新把戲",比喻上了年紀或已經變成老油條的人失去了創新、求變的能力.
Girl: Mom, I was thinking about getting Dad to dress in cooler clothes...
媽,我在想要讓爸爸嘗試穿著較新潮的衣服...
Mom: Honey, don't even try. You can't teach an old dog new tricks.
親愛的,別試了,老狗是玩不出新把戲的.