flatoutadj.全速的adv.全速的flatadj.平坦的；扁平的；单调的；断然的；[音乐]降音的；气不足的adv.平直地；直截了当；低于标准音高地n.<英>公寓；平面部分；[音乐]降半音；泄气轮胎v.变平；降调；住公寓flat-bottom structure平底结构flat-panel television纯平电视机flat band concentration平带浓度flatness measuring tool平面度量具flat-crested spillway平顶式溢洪道flat horizontal surface扁平面flat cathode-ray tube扁平阴极射线管flat-bed purl machine平板双反面针织机flat- plate collector平板型太阳能集热器flat-strand wire rope扁股钢丝绳