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-现代词典

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	frubish fruche fructan fructans fructarian fructarianism fructed fructescence fructi- fructiculose fructidor fructiferous fructiferously fructiferuos fructification fructifications fructified fructifier fructifies fructify fructifying fructis fructive fructivore fructivorous

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