loudhailer的中文翻译是什么意思
loudhailer
US/ˌlaʊdˈheɪlər/
UK/ˌlaʊdˈheɪlə(r)/
n. 喇叭筒，扬声器
loudhailer的柯林斯释义
N-COUNT手提式扩音器；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的场景例句
Zhen Yu company is committed in the design , derelopment production and distributing of warning lightings, siren and loudhailer.
振宇公司是专业从事警示灯 、 警报器扬声器的设计、开发、生产及销售的企业.