字词屋

graywacke的意思

graywacke
英式音标['gre,wæk]
美式英标['ɡreɪ,wækə]

基本解释

n. 杂砂岩;硬砂岩(等于greywacke)

英文词源

graywacke (n.)
also greywacke, 1806, partial translation of German grauwacke; see gray (adj.) + wacke.