释义 |
PA system noun[ Cusually singular ] uk /piːˈeɪ ˌsɪs.təm/ us /piːˈeɪ ˌsɪs.təm/(alsoPA) a public address system有线广播系统(public address system的缩写) SMART Vocabulary: related words and phrases Amplifiers, microphones & speakers amplifier balance bass bullhorn earphone electrophone headphone headphones headset hot mic loudhailer megaphone mic microphone mike mike check pa soundbase speaker Tannoy |