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- Settled solids from coagulating may be stored in plain sedimentation basins for periods of up to several months, then removed by taking the tanks out of service and emptying the contents. 被安定的固体从凝固在简单的沉积作用水池也许被存放在由几个月决定的期内， 通过采取坦克丧失功能和倒空内容然后去除。
- The main hydrocarbon source rocks for the basins consist of lacustrine mud and lower coastal plain sediments from Oligocene to Middle Miocene. 这些新生代沈积盆地构造类型多、面积大，新生界巨厚，邻近陆坡的大陆架十分宽广，塑造了多个三角洲，是重要的含油气资源区。
- We bivouacked on the open plain. 我们在开阔的原野上露营。
- The problem is quite plain to us. 那问题我们都很明白。
- 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。
- Sediment deposited by flowing water, as in a riverbed, flood plain, or delta. 冲积层河床、洪水淹没的平原或三角洲中的流水淤积所产生的沉积层
- 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。
- He emptied out the water barrel to clear it of sediment. 他把水桶倒空以清掉桶底的沉淀物。
- 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。
- The meaning of the sentence is very plain. 这句句子的意思十分清楚。
- You should not drink the wine with a gritty sediment. 不要喝有沙粒状沉淀物的葡萄酒。
- Answer with a plain "yes" if you agree with me. 如果你同意我的意见，就明白地回答“是”。
- Plain clothes are appropriate for school wear. 朴素的衣服适合于上学时穿着。
