old red sandstone
柯林斯词典
1. N a thick sequence of sedimentary rock (generally, but not always, red) deposited in Britain and NW Europe during the Devonian period 老紅砂巖
返回 old red sandstone
1. N a thick sequence of sedimentary rock (generally, but not always, red) deposited in Britain and NW Europe during the Devonian period 老紅砂巖