| 单词 | sedimentary |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔aqueous〕Geology Formed from matter deposited by water, as certain sedimentary rocks.【地质学】 水成岩：由水中沉淀的物质形成的，如某种沉积岩美国传统〔concretion〕Geology A rounded mass of mineral matter found in sedimentary rock.【地质学】 混凝土：发现于沉积岩中的圆形矿石块美国传统〔dolomite〕A magnesia-rich sedimentary rock resembling limestone.白云灰岩：一种似石炭岩，富含氧化镁的沉积岩美国传统〔evaporite〕A sedimentary deposit that results from the evaporation of seawater.蒸发岩：一种沉积岩，由海水被蒸发而形成美国传统〔flagstone〕An evenly layered sedimentary rock that can be split into paving stones.薄砂层岩，板层砂岩：一种有整齐分层的能打砸成铺路石的水成岩美国传统〔kerogen〕A fossilized material in shale and other sedimentary rock that yields oil upon heating.油母岩质：页岩和其他沉积岩中的一种化石材料，加热后产生石油美国传统〔laccolith〕A mass of igneous rock intruded between layers of sedimentary rock, resulting in uplift.岩盖：一种侵入沉积岩岩层之间的火成岩，它会产生隆起美国传统〔lithostratigraphy〕Interpretation of the physical characters of sedimentary rocks.对沉积岩物理特性的解释美国传统〔mudstone〕A fine-grained, dark gray sedimentary rock, formed from silt and clay and similar to shale but without laminations.泥岩：一种细粒的、深灰色的沉积岩，主要由淤泥或粘土组成，类似页岩但不具纹层美国传统〔novaculite〕A very hard, dense, even-textured, silica-bearing sedimentary rock used in whetstones.均密石英岩：非常坚硬，致密，结构均匀，含硅的沉积岩，用作磨石美国传统〔overburden〕Sedimentary rock covering older crystalline layers.沉淀岩：覆在旧的水晶状层之上的沉积岩石美国传统〔pelite〕Sedimentary rock composed of fine fragments, as of clay or mud.泥质岩，黏土岩：如粘土或湿泥等由细碎片构成的沉积岩石美国传统〔phosphorite〕A sedimentary rock consisting predominantly of apatite and other phosphates.磷灰岩，磷钙土：主要由磷灰石和其它磷酸盐组成的沉积岩美国传统〔pool〕An underground accumulation of petroleum or gas in porous sedimentary rock.贮油层，瓦斯层：位于多孔的沉积岩中的地下石油层或瓦斯层美国传统〔reposit〕The sedimentary rocks were originally reposited in the water.沉积岩原来埋藏于水中。21世纪英汉〔sandstone〕A sedimentary rock formed by the consolidation and compaction of sand and held together by a natural cement, such as silica.砂岩：一种由砂固化与压积作用形成的沉积岩，通过自然胶结物粘到一起，如硅石美国传统〔sedimentology〕The science that deals with the description, classification, and origin of sedimentary rock.沉积学：研究沉积岩的记述、分类和来源的科学美国传统〔sheet〕Geology A broad, relatively thin deposit or layer of igneous or sedimentary rock.【地质学】 岩床：宽阔的、相对薄的火成的或沉积岩石的沉淀或层美国传统〔silt〕A sedimentary material consisting of very fine particles intermediate in size between sand and clay.泥沙，淤泥：由大小介于沙和泥之间的非常细小的微粒构成的沉淀性物质美国传统〔stratigraphy〕The study of rock strata, especially the distribution, deposition, and age of sedimentary rocks.地层学：研究岩石的分层、尤其是沉积岩的分布、沉积与年代的学科美国传统〔stratum〕Geology A bed or layer of sedimentary rock having approximately the same composition throughout.【地质学】 地层：组成成份大致相同的沉积岩的岩床或岩层美国传统〔superposition〕Geology The principle that in a group of stratified sedimentary rocks the lowest were the earliest to be deposited.【地质学】 重叠原理：认为处于一组沉积岩中，最底下的岩石是最早沉积下来的岩石美国传统〔turbidite〕A sedimentary deposit formed by a turbidity current.浊流岩：由浑浊流水所形成的沈淀物美国传统Sedimentary rock forms the top geological layer in much of southern Britain.在英国南部的大部分地方，沉积岩形成了地质层的最上层。剑桥国际 |
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