英语词汇“drill jumbo”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	drill jumbo
释义	drill jumbo drill jumbo [′dril ‚jəm·bō] (mining engineering) A mobile carriage or platform fitted with mechanical arms upon which several drilling machines are mounted.
随便看	dctaf/weaf dctag dctal dc talk dctalk dctat dctb dctc dct/cnt dctcs dctd dctda dctdcb dctdhmtp dcte dctec dcted dctes dctf dctfcu dctfp dctg dcti dct-iv dctk

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