英语词汇“flapper valve”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	flapper valve
释义	flapper valve noun see flap valve
随便看	gooch gooch crucible gooch filter good good good afternoon good-afternoon good and good and lawful good behavior good-by good-bye good cause good consideration good dame good-day good day good deal good doer goodenia goodeniaceae gooder good-evening good evening good faith

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