中英词典查询

whetstones

n. 磨石，油石( whetstone的名词复数 );

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.