您要查找的是不是：
- coarse plain thread 粗牙普通螺纹
- A plain, coarse, usually woolen cloth made of homespun yarn. 土布普通的、粗制的，家织物做成的布
- We bivouacked on the open plain. 我们在开阔的原野上露营。
- It may take an hour to wind off all the thread. 把所有线都松下需一个小时。
- The problem is quite plain to us. 那问题我们都很明白。
- His coarse manners shocked everyone. 他的粗鲁的举止使每个人震惊。
- The thread seems to match the cloth. 这线和这布似乎很相称。
- 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。
- A coarse, shaggy woolen cloth with an uncut nap. 糙面厚呢一种粗糙不平的带有未修剪的绒毛的羊毛呢
- A Discussion about Checking MR Enforced Internal Thread with Plain Thread Gauge of HB Standard 用HB普通内螺纹塞规检验MR加强内螺纹零件的讨论
- My clothes were made of coarse cloth. 我的衣服是用粗布制成的。
- How many spools of thread did you use? 你用了几轴线?
- Is the coastal plain good for farming? 沿岸平原适宜耕种吗？
- I'm afraid I've lost the thread of your argument. 我恐怕没有抓住你的论据的思路。
- It's plain that he is the criminal. 很明显，他是罪犯。
- A coarse, brightly printed cloth. 印花布一种粗糙的、印有鲜艳花纹的布料
- A loose end, fringe, or tuft of thread. 碎屑松散的线的末端、毛边或一束线
- For strong sewing use double, not single thread. 为了缝得牢，用双线，而不要用单线。
- You needn't labour a point that is perfectly plain. 这点很明显，你用不着讲个没完。
