释义 |
public address system noun[ C ] uk /ˌpʌb.lɪk əˈdres ˌsɪs.təm/ us /ˌpʌb.lɪk əˈdres ˌsɪs.təm/(abbreviationPA) equipment for making sound louder in a public place扩音器,扩音系统 SMART Vocabulary: related words and phrases Amplifiers, microphones & speakers amplification amplifier balance bass bullhorn earphone electrophone headphone headphones headset hot mic loudhailer megaphone microphone mike mike check soundbar soundbase speaker tap
public address system | Business English public address system noun[ C ] COMMUNICATIONSukus(abbreviationPA); (alsoPA system) a system used to make announcements or play music in public places |