单词 | bore-hole |
释义 | bore-hole (once / 381269 pages) n WORD FAMILY bore-hole USAGE EXAMPLESOnce complete, the bore-hole is predicted to remain open for no more than 24 hours - a narrow window for the sampling devices to be deployed. BBC(Dec 13, 2012) The process of opening a bore-hole is expected to last five days and will be followed by a rapid sampling operation before the ice refreezes. BBC(Dec 12, 2012) The drilling operation is expected to last five days and the bore-hole is projected to remain open for no more than 24 hours. BBC(Dec 10, 2012) n a hole or passage made by a drill; usually made for exploratory purposes Syn|Hypo|Hyper bore, drill hole shot hole drill hole for a charge of an explosive excavation a hole in the ground made by excavating |
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