英语词汇4-wire ac-mains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	4-wire ac-mains
释义	mains pl — 主电源 pl • 电网 pl • 水管 pl main adj — 主 adj • 主要 adj • 正 adj • 主干 adj main n — 主体 n
随便看	principle differences principle direction principle diversity principled manner principledness principled opposition principled policy principled positions principled stand principled support principle due process principle duties principle elements principle energy principle engineer principle entails principle established principle exchange principle findings principle focus principle follow principle foods principle functionality principle goal principle governing

英汉双解词典包含2273206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。

mains pl —