1.good idea的读音:英[ɡʊd aɪˈdɪə]美[ɡʊd aɪˈdiːə]
2.good idea的意思是好主意; 好点子; 好想法;
3.[例句]It would be a good idea to call before we leave.我们出发之前打个电话是个好主意。