Thin layers of sandy shale, and carbonaceous fragments are locally present.局部出现砂质页岩薄层和碳质碎屑.This sandstone unit is commonly thick - bedded and massive, with silty and carbonaceous laminations.该砂层单元通常为厚层或块状, 具粉砂质和碳质纹层.Beca...
This sandstone unit is commonly thick - bedded and massive, with silty and carbonaceous laminations.该砂层单元通常为厚层或块状, 具粉砂质和碳质纹层.Thin layers of sandy shale, and carbonaceous fragments are locally present.局部出现砂质页岩薄层和碳质碎屑.Beca...
His parents' obsession with keeping up appearances haunted his childhood.父母过于爱面子的做法在他儿时一直困扰着他。Her childhood was overshadowed by her mother's incarceration in a psychiatric hospital.她的母亲被关在精神病院，这给她的童年蒙上了阴影。The e...