flat1形容词 a.1.平的,平坦的Of course,no one now believes that the earth is flat.当然如今无人相信地球是平的.2.(容器等)浅的[Z]3.平伏的,平卧的[Z]My book is flat on the table.我的书平摊在桌子上.4.(轮胎)泄...