英语词汇“pump bob”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	pump bob
释义	pump bob pump bob [′pəmp ‚bäb] (mechanical engineering) A device such as a crank that converts rotary motion into reciprocating motion.
随便看	rope one together rope one up rope or an animal up rope pulling rope pump roper roper (boot) roper, elmo rope rider roper lake state park roper logan and tierney roper-logan-tierney model of nursing ropery ropes ropes down rope's end rope's-end rope sheave ropes her in ropes her together ropes her up ropes him in ropes him together ropes him up rope sign

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