英语词汇“sack borer”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	sack borer
释义	sack borer noun : a device used in mining for sinking shafts in soft ground by boring to the full size with a very large tool resembling an auger behind the cutters of which large sacks are attached to catch material as it is removed
随便看	runic runic runically runic alphabet runic cross runic knot runic staff runiform run in run-in run-in groove run in the blood run into run in with r unit runite run lace runless runlet run mad runnable runnel runner runner runner bean

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