英语词汇“speech amplifier manual exchange (manual relay system)”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典-复社网

单词	speech amplifier manual exchange (manual relay system)
释义	speech amplifier manual exchange (manual relay system) [生活需要] 扩音器，人工交换机（人工转报系统）
随便看	microaction barometer micro-active switch micro active switch microactivism micro-activity micro activity microactivity microactuator microactuators microacupuncture needle microacupunoture microadd microadding micro-addition microaddition microaddress microaddress field micro address register microadenoma microadenomas microadenomatosis microadenomectomy microadenopathy micro adjustable valve micro-adjustable valve

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