graywacke

graywacke

美 ['greɪˌwæk] 　英 ['greɪwæk]

• n.硬砂岩；杂砂岩；灰瓦克；灰瓦岩
• 网络混浊砂岩

英汉解释

n.	1. 硬砂岩 2. 杂砂岩 3. 灰瓦克 4. 灰瓦岩

英英解释

n.	1. a conglomerate rock composed of well-rounded pebbles cemented by a sandy infill

例句

Their primary rocks were mainly graywacke, debris sandstone and few feldspar sandstone, ext.

其原岩主要为杂砂岩和岩屑砂岩，少数为长石砂岩等。