英语词汇“maintenance free operation”的读音、翻译、释义、用法及例句-英译汉实时翻译、汉译英在线翻译、英汉互译翻译词典-国先网

词汇	maintenance free operation
类别	英译汉实时翻译、汉译英在线翻译、英汉互译翻译词典
释义	maintenance free operation 翻译免维护操作
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