您要查找的是不是：
- Membrane keyboard A flat keyboard used as an economical keyboard alternative. It has the advantage of being dust and dirt-proof for hazardous environments. 隔膜键盘代替字键键盘的经济的平面键盘。它有着防尘或防污的优点,适合在染污性环境中使用。
- Logitech Ultra Flat Keyboard Light Pearl 白珍珠超薄键盘
- The computer has a normal qwerty keyboard. 这台计算机有标准的英文键盘。
- The man jacked up his car to fix a flat tire. 那人用千斤顶把他的汽车顶起以修理漏气的轮胎。
- He stumbled over a stump and fell flat on his face. 他给树桩一绊，摔了个嘴啃泥。
- He spread the map flat out on the floor. 他把地图平铺在地上。
- Our present lease on the flat expires next month. 我们这套公寓的租约下月到期。
- The flat will be refurbished for the new tenants. 这套房间将重新粉刷以接纳新房客。
- She is buying a flat close to her office. 她正在购买一套靠近她办公室的单元房。
- She lay flat on her back in the warm sunshine. 她在温暖的阳光下平躺著。
- The lease on our flat runs out in a few months. 我们公寓的租约还有几个月就到期了。
- The colours used are flat and unvaried. 使用的颜色既单调又无层次。
- Griddles are used for cooking flat cakes. 这个浅锅是用来烤蛋糕的。
- I got a flat tire of the rear wheel of my bicycle. 我自行车的后轮车胎没气了。
- He's asking 80 a month rent for that flat. 那套房间月租他要80英镑。
- The cabin has a flat stone for a threshold. 这间小屋用一条扁平的石头做门槛。
- The tenor disappointed us by singing flat. 那位男高音歌手调门儿唱得很低，十分扫兴。
- She reached out her hands to the keyboard and began to play. 她将手伸向键盘并开始演奏。
- The tower rises steeply from the flat ground. 那座塔陡峭地自平地耸起。
- The whole landscape looked as flat as a pancake. 整个地形十分平坦。
