n.片麻巖(一種艱硬的巖石)
Gneiss is called bastard granite. 片麻巖叫作粗花崗巖。
Gneiss, a metamorphic rock, can be commonly found in Precambrian areas. 片麻巖，一種變質(zhì)巖，通常在前寒武紀(jì)地層中出現(xiàn)。
