Tra từ sandstone - Từ điển Oxford Advanced Learner 8th

Từ điển Oxford Advanced Learner 8th

sandstone sand·stone [sandstone sandstones] BrE [ˈsændstəʊn] NAmE [ˈsændstoʊn] noun uncountable a type of stone that is formed of grains of sand tightly pressed together, used in building