whetstones
导读：whetstones读音音标英[]美[]
基本意思释义n.磨石，油石( whetstone的名词复数 )短语及实用例句A very hard, dense even - textured , silica - bearing sedimetary rock used
基本意思释义n.磨石，油石( whetstone的名词复数 )短语及实用例句A very hard, dense even - textured , silica - bearing sedimetary rock used
whetstones读音音标
英[]
美[]
基本意思释义
n.磨石，油石( whetstone的名词复数 )
短语及实用例句
A very hard, dense even - textured , silica - bearing sedimetary rock used in whetstones.
均密石英岩非常坚硬, 致密, 结构均匀,含硅的沉积岩,用作磨石.
