英语词汇powerbox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	powerbox
释义	Definition of powerbox in English: powerbox noun 1An electrical device such as a transformer or dynamo enclosed in a box-like housing. 2British a signal box in which all functions are powered by electricity. Origin Late 19th century. Definition of powerbox in US English: powerbox noun 1An electrical device such as a transformer or dynamo enclosed in a box-like housing. 2British a signal box in which all functions are powered by electricity. Origin Late 19th century.
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Definition of powerbox in English: