点击下方单词,选择对的这个单词
1. 扬声器装置:speaker pressure-frequency response == 扬声器声压频率响应 | speaker unit == 扬声器装置 | speaker-dependent == 声音辨识器
noun
1. electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance
Synonym: loudspeakerspeakerloudspeaker systemspeaker system
多通过句子记忆单词,而不是单独死记硬背。