英语词汇“back work”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	back work
释义	back work back work [′bak ‚wərk] (mining engineering) Any kind of operation in a mine not immediately concerned with production or transport; literally, work behind the face, such as repairs to roads.
随便看	nactc nactcr nacte nactec nactei nactel nactep nactfo nactn nacto nactoy nactp nactrc nacts nactso nactt nactu nactwg nacu nacua nacubo nacubo (national association of college and university business officers) endowment study nacuc nacufs nacums

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