变质杂砂岩...

n.杂砂岩，硬砂岩...

metagreywacke的音标：metagreywacke的英式发音音标为：[metəɡri:'wæk]metagreywacke的美式发音音标为：[metəɡri'wæk]...

The sedimentary members are largely turbidites of greywacke facies.沉积岩的组成大部分为杂砂岩相的浊积岩.The sediments are detrital and largely of greywacke facies.沉积岩为碎屑质,大部分属于杂质砂岩相.This product has the quality of natural greywacke and la...

greywacke的音标：greywacke的英式发音音标为：['greɪwæk]greywacke的美式发音音标为：['greɪˌwæk]...