扩音器的例句（扩音器在句子中的用法）

• He gave a tap at the microphone before speaking. 他在讲话前先轻叩了一下扩音器。
• transistor megaphone 晶体管扩音器
• The loudspeaker announced each airplane as it landed at the airport. 每架飞机在机场一着陆, 扩音器就发出通告。
• Amplifier is electrical device which make sounds louder. 扩音器是一种使声音放大的电气装置。
• They plugged their guitars into amplifiers... 他们把吉他与扩音器相接。
• The conference hall was installed with radio sets and megaphones. 会场里设置了收音机和扩音器.
• They plugged their guitars into amplifiers. 他们把吉他与扩音器相接。
• "This is the police," came the amplified voice from the helicopter. “我们是警察，”直升机上传来扩音器中的声音。
• Somewhere a voice is loud a megaphone. 远处什么地方的扩音器里传来响亮的声音.
• A megaphone boomed out, "This is the police." 扩音器响了起来：“我们是警察。”
• I distinctly heard the loudspeaker calling passengers for the Turin-Amsterdam flight. 我清楚地听到扩音器里在请都灵至阿姆斯特丹航班的旅客登机。
• All the speakers hook up to a single amplifier. 所有喇叭都接在单一的扩音器上.
• a 25 watt amplifier 一台25瓦扩音器
• ...a metal panel studded with small microphones. 装有很多小扩音器的金属嵌板
• ...loudspeakers that give all-around stereo sound. 具有环绕立体声效果的扩音器
• ...amplifiers which plug into the mains... 接通电源的扩音器
• The directional microphone trained on Foresters Cottage could pick up every word uttered inside at several hundred yards. 对准福雷斯特小屋的定向扩音器在几百码远的地方也能捕捉到里面的人所说的任何一句话。
• He called me over the Tannoy. 他用天朗扩音器喊我。