更新时间：2026-07-07 23:44:38
loud-speaker
loud-speaker是什么意思？
n.扩音机
- 单词
- loud-speaker
名词 loudspeaker:- electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance
loud-speaker是什么意思 loud-speaker在线翻译 loud-speaker什么意思 loud-speaker的意思 loud-speaker的翻译 loud-speaker的解释 loud-speaker的发音 loud-speaker的同义词