您要查找的是不是：
- All kinds of screw cap, plain cushion, machine screw nail, fiberboard nail and hex wood bolt. 公制、美制圆头椭圆颈螺栓(蛋颈螺栓,又名鱼尾螺栓);内六角螺栓；外六角螺栓；
- We bivouacked on the open plain. 我们在开阔的原野上露营。
- He lay on the floor with a cushion under his head. 他躺在地板上，头下枕着一个垫子。
- The problem is quite plain to us. 那问题我们都很明白。
- Powerful shock absorbers cushion our landing. 有效的减震装置缓解了我们著陆时的冲撞力。
- He covered the cushion with new material. 他给靠垫蒙上了新的料子。
- She embroidered the cushion with flowers. 她把垫子绣上了花。
- You needn't labor a point that is perfectly plain. 这点很明显，你用不着讲个没完。
- His devotion to music is plain to see. 他对音乐的挚爱是显而易见的。
- The cushion needs to be shaken up. 这个靠垫得拍松了。
- The cushion was stuck full of pins. 针插上插满了针。
- Is the coastal plain good for farming? 沿岸平原适宜耕种吗？
- It's plain that he is the criminal. 很明显，他是罪犯。
- She made a cushion out of odd bits of material. 她用碎布头做了个靠垫。
- You needn't labour a point that is perfectly plain. 这点很明显，你用不着讲个没完。
- A policeman in plain clothes shadowed the criminal all day. 有个便衣警察整天秘密监视那个罪犯。
- He set an example of plain living. 他树立了艰苦朴素的榜样。
- To be plain with you, I know nothing about it. 坦白对你讲，我对此一无所知。
- We must keep to the style of plain living. 我们必须保持朴实生活的作风。
- The Indian of the west is a rover of the plain. 西部的印第安人在大平原上过着游牧生活。
