英语词汇“spudding bit”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	spudding bit
释义	spudding bit noun : a broad dull drilling tool used for the preliminary boring of wells through earth down to rock or other solid substrata
随便看	valuelessness value of service valuer values values value system valuta valva valval valvar valvasor valvassor valvata valvate valve valve valve box valve chest valved valve gear valve-in-head engine valveless valve lifter valveman valve motion

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