英语词汇“pump doctor”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-新都网

单词	pump doctor
释义	pump doctor noun : an expert charged with supervision and repair of pumps (as in a coal mine or copper mine)
随便看	trainers trainful trainfuls training training (with) training aid training bank training college training day training manual training school training schools training seat training ship training shoe training table training tackle training wall training wheels training with trainings trainless trainload trainloads trainman

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pump doctor