柯林斯词典open cut 1. N an excavation made in the open rather than in a tunnel 明挖[civil engineering] →see cut-and-cover 返回 open-cut剑桥词典used to describe a place where minerals , especially coal , are taken from the surface of the ground rather than from passages dug under it, or relating to this way of getting minerals （尤指煤）露天的，露天开采的 open-cut mine/mining 露天矿场／采矿 返回 open-cut