英语词汇“pillar working”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	pillar working
释义	pillar working Mining noun A working in which pillars are left in place. Origin Mid 19th century.
随便看	neuroectodermal neuroectodermic neuroeffector neuroelectric neuroelectrical neuroelectricity neuroembryologic recurrent series recurrer recurring decimal recurringly recurring series recurring utterance recursant recurse recursion recursion formula recursive recursive definition recursive function recursively recursiveness recursive relation recursive set recursivity

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pillar working