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

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	pac pac paca paca paca-rana pacate pacay pacaya pacchionian pacchionian body pacchionian corpuscle pace pace paceboard pace car paced paced pace egg pace lap pacem pacemaker pacemaking pacer paces pacesetter

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