您要查找的是不是：
- Chert Jie is looking at some picture. 教师引导学生看主情景图。
- All the OPEC opal in the Opel is opaque. 欧宝车内所有的OPEC的蛋白石都没有色泽。
- Opal： No, it was a complete bombshell. 奥珀尔：没有，那简直是晴天霹雳。
- Wenzhou Opal Chemical Industry Co., Ltd. 温州澳珀化工有限公司。
- Attacking does not cause Opal Archangel to tap. 蛋白石大天使像攻击时不须横置。
- Play with an opal and watch the colors change. 玩弄蛋白石，欣赏它变幻的色彩。
- Any of various hard,dark-colored rocks,especially basalt and chert. 暗色岩一种坚硬、暗色的岩石，尤指玄武石及燧石
- A very hard mineral composed of silica,SiO2,found worldwide in many different types of rocks,including sandstone and granite. Varieties of quartz include agate,chalcedony,chert,flint,opal,and rock crystal. 石英由硅石组成的一种非常坚硬的矿物质，SiO2，广布世界各地，存在于许多不同种类的岩石中，包括沙岩和花岗岩。石英种类包括玛瑙、玉髓、黑矽石、燧石、蛋白石及水晶
- The sediments in this photo curve near the ends of chert pods. 这沉淀物在这幅图片的曲线近似冷凝物的黑矽石的扁豆形矿体。
- Paleontologists know chert as a good place to look for fossils. 古生物学家以黑硅石为化石采集地点的标志。
- A very hard mineral composed of silica, SiO2, found worldwide in many different types of rocks, including sandstone and granite.Varieties of quartz include agate, chalcedony, chert, flint, opal, and rock crystal. 石英由硅石组成的一种非常坚硬的矿物质，SiO2，广布世界各地，存在于许多不同种类的岩石中，包括沙岩和花岗岩。石英种类包括玛瑙、玉髓、黑矽石、燧石、蛋白石及水晶
- An opal that is almost opaque when dry but transparent when wet. 水蛋白石一种蛋白石，干燥时几乎不透明，但湿时透明
- A very hard mineral composed of silica, SiO2, found worldwide in many different types of rocks, including sandstone and granite. Varieties of quartz include agate, chalcedony, chert, flint, opal, and rock crystal. 石英由硅石组成的一种非常坚硬的矿物质，SiO2，广布世界各地，存在于许多不同种类的岩石中，包括沙岩和花岗岩。石英种类包括玛瑙、玉髓、黑矽石、燧石、蛋白石及水晶
- Green changed to white, emerald to an opal: nothing was changed. 绿色倒入杯中;褪为乳白.;翡翠抛离光芒;化为猫眼:一切如故
- Thus we can better understand the deformation of chert in a highly fluid form. 这样我们就能更好地理解燧石在高度流体状态时的变形情况。
- A siliceous rock of chalcedonic or opaline silica occurring in limestone. 硅石出现在灰岩中的玉髓或蛋白色硅石
- Any of various hard, dark - colored rocks, especially basalt and chert. 暗色岩一种坚硬、暗色的岩石，尤指玄武石及燧石
- It was a round opal, red and fiery, set in a circle of tiny rubies. 那是一块圆形蛋白石，红红的，象火焰一般，上面镶着一圈红宝石。
- Opal paste liquid, It's applicable for brighting for copper parts. 呈乳白色糊液状。适用铜件光饰光亮。
- Any of various hard, dark-colored rocks, especially basalt and chert. 暗色岩一种坚硬、暗色的岩石，尤指玄武石及燧石
