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Từ điển Oxford Advanced Learner 8th
opencast
open·cast [opencast] BrE [ˈəʊpənkɑːst] NAmE [ˈoʊpənkæst] (BrE) (NAmE ˌopen-ˈpit) adjective usually before noun
in opencast mines coal is taken out of the ground near the surface
•opencast mines/mining
see also ↑strip mining
See also: ↑open-pit
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