英语词汇plumber's force-pump怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	plumber's force-pump
释义	Definition of plumber's force-pump in English: plumber's force-pump noun Plumber's friend. Origin Late 19th century; earliest use found in Edward H. Knight (1824–1883), patent lawyer and expert in mechanics. Definition of plumber's force-pump in US English: plumber's force-pump noun Plumber's friend. Origin Late 19th century; earliest use found in Edward H. Knight (1824–1883), patent lawyer and expert in mechanics.
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Definition of plumber's force-pump in English: