a penny for your thoughts
请让我知道你在想什么
口语·询问对方想法
英文释义
an expression used to ask someone what they are thinking about or to invite them to share their thoughts or opinions
例句
You've been quiet all evening—a penny for your thoughts?
典故来源
源自16世纪英国，当时一便士是小额货币，用此短语礼貌地询问对方在想什么，带有友好调侃意味。