| 释义 |
lime·stone AHD[līmʹstōn'] D.J.[ˈlaɪmˌstəʊn]K.K.[ˈlaɪmˌston]n.（名词）- A common sedimentary rock consisting mostly of calcium carbonate, CaCO3, used as a building stone and in the manufacture of lime, carbon dioxide, and cement. 石灰岩：一种普通沉积岩，主要成分为碳酸钙，CaCO3，用于建筑，并用于制造石灰、二氧化碳和水泥
n.attributive.（定语名词）- Often used to modify another noun:用于修饰另外的名词：limestone cliffs; limestone walls.石灰岩峭壁；石灰岩墙
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