英语词汇“p.a. system”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	p.a. system
释义	P.A. System nnoun.artifactan electronic amplification system used as a communication system in public areas Synset:P.A. P.A. system PA PA system public address system Hypernyms:communication system Inherited Hypernyms:public address systemcommunication systemsysteminstrumentalityartifactwholeobjectphysical entityentity Part Meronyms:amplifier loudspeaker loudspeaker system speaker speaker system speaker unit tannoy
随便看	genus genus abelia genus abelmoschus genus abies genus abramis genus abrocoma genus abronia genus abudefduf genus abutilon genus acacia genus acalypha genus acanthisitta genus acanthocereus genus acanthocybium genus acanthophis genus acanthoscelides genus acanthurus genus acanthus genus acarus genus accipiter genus acer genus acherontia genus acheta genus achillea genus achimenes

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