英语词汇average effectiveness level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	average effectiveness level
释义	average effectiveness level = effectiveness level
随便看	cobblings cobbly Cobbs' disease Cobden, Richard COBE cobelligerent cobelligerents cobes Cobham, Sir John cobia cobias Cobitidae cobitidaes coble Coblenz Coblenzian , Coblentzian coblenzs cobler cobles cobnut cobnuts COBOL coboller cobols cobordism

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