open·cast
adjective/ˈəʊpənkɑːst/
/ˈəʊpənkæst/
(British English) (North American English open-pit)
[usually before noun]- in opencast mines coal is taken directly out of the ground near the surface, without digging tunnels
露天开采的 - opencast mines/mining
露天矿山 [采矿]
Oxford Collocations DictionaryOpencast is used with these nouns:- coal
- mine
- opencast mines/mining