| 单词 | public-address |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔PA system〕A public-address system.有线广播系统；扩音系统美国传统〔crank up〕Someone cranked up the volume of the public-address system.有人调高了公共广播系统的音量。外研社新世纪〔page〕He said they would page him over the public-address system.他说他们会通过公用通讯系统与他联系。21世纪英汉〔squawk box〕The speaker on an intercom or a public-address system.扬声器：用于内部联系或有线广播系统的扩音器美国传统He was paged at the airport over the public-address system and told to return home immediately.在机场里公共呼叫系统叫着他的名字，叫他立刻回家。剑桥国际 |
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