Feldspar
01
长石, 长石
a group of minerals that are the most abundant components in the Earth's crust, known for their hardness and varied colors, often used in ceramics and glassmaking
例子
Builders used crushed feldspar as an aggregate in concrete to improve its strength and durability.
建筑商使用压碎的长石作为混凝土中的骨料以提高其强度和耐久性。
