| 单词 | 矿层 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔bed〕A deposit, as of ore, parallel to local stratification.沉积物：平行于局部地层的沉积物，如矿层美国传统〔coalfield〕An area in which deposits of coal are found.煤矿区：发现煤矿层的区域美国传统〔dip〕Geology The downward inclination of a rock stratum or vein in reference to the plane of the horizon.【地质学】 下沉：矿层或岩石相对水平面的向下倾斜美国传统〔run〕Geology A vein or seam, as of ore or rock.【地质学】 地层：（矿石或岩石）矿脉或矿层美国传统〔seam〕A thin layer or stratum, as of coal or rock.矿层，煤层：薄薄的一层或层面，如煤或岩石的美国传统〔seam〕They struck a rich seam of iron ore.他们开出一个富铁矿层。牛津高阶〔seam〕They're still mining a rich seam of high-grade coal.他们仍在开采富含优质煤的矿层。牛津搭配〔work〕Only an agreed number of men was allowed to work any given seam at any given time.只有少数得到批准的人可以在特定时间开采特定的矿层。柯林斯高阶 |
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