基本解释adj.脑筋不正常的；昏头昏脑的同根派生 英汉例句用作形容词 (adj.)He has a dippy notion that the moon is inhabited.他有一个愚蠢的念头，认为月球有人居住。Having a picnic in such a raining day, certainly she is dippy.她脑筋一定有问题，在这种下雨天还跑去野餐。