英语词汇a working knowledge of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

英汉双解词典包含3607232条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

单词	a working knowledge of
释义	a working knowledge of
随便看	combination gloves combination governor combination grade combination graduation combination grain combination guidance combination hand hammer combination handle combination harmonic combination head combination headgear combination heat combination heat and oil gauge combination heater combination home signal aspect combination hose combination hub combination hump combination hydrocele combination immunity combination immunization combination impulse and reaction turbine combination incisal plane combination influence mine combination in parallel