“杂砂岩”造句

沉积岩的组成大部分为杂砂岩相的浊积岩.
The sedimentary members are largely turbidites of greywacke facies.

杂砂岩任何含有页岩的多种黑灰色砂岩之一.
Any of various dark gray sandstones that contain shale.

• #杂砂岩