loudhailer的中文翻譯是什麼意思
loudhailer
US/ˌlaʊdˈheɪlər/
UK/ˌlaʊdˈheɪlə(r)/
n. 喇叭筒，揚聲器
loudhailer的柯林斯釋義
N-COUNT手提式擴音器；喇叭筒
A loudhailer is a portable device with a microphone at one end and a cone-shaped speaker at the other end, used to make your voice heard more easily outdoors.
loudhailer的場景例句
Zhen Yu company is committed in the design , derelopment production and distributing of warning lightings, siren and loudhailer.
振宇公司是專業從事警示燈 、 警報器揚聲器的設計、開發、生產及銷售的企業.