| 单词 | 云母 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔celadonite〕A soft mica having a green hue and a high iron content.绿磷石：一种含铁量很高的绿色软云母美国传统〔fissile〕Because of its layered structure, mica is fissile.云母是分层结构的，所以很容易裂开。剑桥高阶〔greisen〕A granitic rock composed chiefly of quartz and mica.云英岩：一种主要由石英和云母构成的花岗石美国传统〔isinglass〕Mica in thin, transparent sheets.薄白云母片：薄且透明的白云母片美国传统〔margarite〕A rock formation that resembles beads, found in glassy igneous rocks.珍珠云母：一种存在于光滑的火成岩岩层中的呈珠粒状的岩层美国传统〔phyllite〕A green, gray, or red metamorphic rock, similar to slate but often having a wavy surface and a distinctive micaceous luster.千枚岩，硬绿泥石：一种绿色、灰色或红色变质岩，与页岩相似，只是表面通常起伏不平，有明显的云母光泽美国传统〔pinite〕A gray, green, or brown mineral similar to mica, formed by chemical alteration of other minerals, such as cordierite.块云母：类似云母的灰色、绿色或棕色矿物，由其它矿经化学变化形成，如堇青石美国传统〔schist〕Any of various medium-grained to coarse-grained metamorphic rocks composed of laminated, often flaky parallel layers of chiefly micaceous minerals.片岩：任一种变质岩，由分裂的、通常是以云母矿为主的平行片层构成的各种中等纹理及粗纹理的变质岩美国传统〔torbernite〕A green radioactive mineral that is a hydrous crystalline phosphate of uranium and copper.铜铀云母：一种绿色的放射性矿物，为铀和铜的氢化结晶云母美国传统〔vermiculite〕Any of a group of micaceous hydrated silicate minerals related to the chlorites and used in heat-expanded form as insulation and as a planting medium.蛭石：与绿混石有关的一组含云母的水合硅酸盐矿物质的统称，并以热膨胀形式用作绝缘材料和种植媒介美国传统Because of its layered structure, mica is fissile (=divides easily into pieces).因为是层状结构，云母很容易分成片。剑桥国际 |
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