speaker system TEF/TCF常用TEF/TCF专四

n.扬声系统 newspeaker system的英文翻译是什么意思，词典释义与在线翻译：英英释义Noun:electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance

When she played a recording of "play panting" through the speaker system at a shelter in SWhen she played a recording of "play panting" through the speaker system at a shelter in S

在华盛顿斯波坎县一间狗舍，当她通过扩音系统播放之前录下的狗狗们的的喘息声时，所有正在吠叫的狗都在几分钟之内安静了下来。

扬声器系统 newloudspeaker system的英文翻译是什么意思，词典释义与在线翻译：英英释义Noun:electro-acou扬声器系统 newloudspeaker system的英文翻译是什么意思，词典释义与在线翻译：英英释义Noun:electro-acou

扬声器系统没声音。