sandstone
柯林斯词典
1. N-MASS Sandstone is a type of rock which contains a lot of sand. It is often used for building houses and walls. 砂巖
...the reddish sandstone walls. …微紅的砂巖牆。
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sandstone /ˈsændˌstəʊn/ (sandstones)
剑桥词典
- a type of rock formed from sand
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