[成语“天方夜谭”]天方夜谭Tiānfāng Yètán[an incredible story;a fantastic talk;boastful words]∶比喻虚诞夸饰的议论;荒诞不经的说法郑子云的话在他看来是书呆子的呓语,咬文嚼字、天方夜谈、理想主义.——张...