| 单词 | hailer |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔transistorized〕He raised the transistorized hailer to his lips and shouted, 'Harbourmaster!'他把晶体管扩音器举到嘴边喊道：“港务长！”外研社新世纪〔use〕Officials used loud hailers to call for calm.官员们用扩音器呼吁大家保持冷静。外研社新世纪 |
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