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- Outer Flat Keel 外平板龙骨
- The inner or outer flat layer of bones of the skull separated by the diploe. 骨板被板障骨隔开的头盖骨的内层或外层扁平的骨头
- the inner or outer flat layer of bones of the skull separated by the diploe 骨板，被板障骨隔开的头盖骨的内层或外层扁平的骨头
- The workers are laying a keel of the ship. 工人正在给那艘船安龙骨。
- 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。
- The keel of the boat was made of steel. 这船的龙骨是钢制的。
- Dust the repair to prevent adhesion to outer cover. 清整修补处以防与外胎粘连。
- 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 hard outer portion or surface area of bread. 面包皮面包的表面区域的硬皮
- An outer coat of glaze on a piece of pottery. 外层釉陶器釉面上的第二层釉
- The flat will be refurbished for the new tenants. 这套房间将重新粉刷以接纳新房客。
- The outer walls of the building were painted blue. 这座建筑的外墙被漆成了蓝色。
- 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。
- A loose outer garment, such as a cape. 披风，斗篷一种宽松的外衣，例如斗篷
- The colours used are flat and unvaried. 使用的颜色既单调又无层次。
- Has anybody ever seen any beings from outer space? 有人见到过外星人吗?
