詞語：loud-speaker
loud-speaker的解釋
loud-speakern. 擴音機
loud-speaker的意思
loud-speaker 擴音機;揚聲器，嗽叭;擴聲機;electrostatic loud-speaker 靜電揚聲器;loud-speaker Hot 擴音機;coaxial loud-speaker 同軸(式)揚聲器;moving iron loud-speaker 動鐵(式)揚聲器;
loud-speaker的參考例句
1.But, the key part of the "timely broadcasting systems" loud-hail speaker was in short supply. 但是，這種「定時播音裝置」的關鍵部件——擴音小喇叭貨源緊缺。
2.She gave up talking as she saw Bette was trying to listen to the speech that was being relayed through a loud-speaker tied to one of the trees. 繫在一棵樹上的擴音機裡傳過來人家的演講，她看見蓓蒂要聽就不說話了。
3.Explosion-proof flexible connecting pipes is used in explosion-proof telephone station, explosion-proof terminal, explosion-proof loud-speaker inlet or outlet to conduit and protect the cable. 防爆撓線連接管用於防爆電話站、防爆接線箱、防爆揚聲器的輸入，輸出口到布線鋼管之間的過渡連接，起到保護電纜的作用。