1. A small round calcareous grain found, for example, in limestones. 
   鲕粒岩含有圆形小颗粒的石灰质岩石，如在石灰岩中
2. Limestone cliffs; limestone walls. 
   石灰岩峭壁；石灰岩墙
3. Containing or relating to a group of dark-colored minerals, composed chiefly of magnesium and iron, that occur in igneous rocks. 
   铁镁质的含有或与一组深色矿物有关的，主要由镁和铁组成，出现在火成岩中的
4. A tough, silicified limestone formerly used to make millstones. It is typified by the presence of multiple cavities that originally housed fossilized shells. 
   磨石，砂质多孔石灰岩一种坚硬的，硅化石灰石，以前用来制作磨石。具有最初由化石化的贝壳而形成的多孔特征
5. disturbance of magnesium metabolism 
   镁代谢紊乱

查看更多例句 相关情景会话

• 1. magnesian limestone
  magnesian lime 镁石灰...magnesian limestone 镁质石灰岩...magnesioferrite 镁铁矿
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• 2. magnesianlimestone
  magnesial镁质的...magnesianlimestone镁质石灰岩...magnesiansiderite镁菱铁矿
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