There is a loudspeaker in a radio.
收音机里有个喇叭。
a die-cast aluminium loudspeaker chassis.
一个压铸的铝质扩音器底盘。
The loudspeakers blared the speech repeatedly.
扬声器里反复大声地播送那篇演讲。
The loudspeaker announced each airplane as it landed at the airport.
每架飞机在机场一着陆, 扩音器就发出通告。
addressed us over the loudspeaker; can't tell you over the phone.
透过扩音器对我们演讲；不能通过电话告诉你
Abstract: A network model was developed to analyze a piezoelectric source driving a resonantor to investigate the coupling of the piezoelectric loudspeaker with a thermoacoustic resonantor.
文章摘要: 为了研究压电驱动器与热声谐振腔间的耦合特性，建立了压电驱动系统的网络模拟模型。
There is a loudspeaker in a radio.
收音机里有个喇叭。
a die-cast aluminium loudspeaker chassis.
一个压铸的铝质扩音器底盘。
The loudspeakers blared the speech repeatedly.
扬声器里反复大声地播送那篇演讲。
The loudspeaker announced each airplane as it landed at the airport.
每架飞机在机场一着陆, 扩音器就发出通告。
addressed us over the loudspeaker; can't tell you over the phone.
透过扩音器对我们演讲；不能通过电话告诉你
Abstract: A network model was developed to analyze a piezoelectric source driving a resonantor to investigate the coupling of the piezoelectric loudspeaker with a thermoacoustic resonantor.
文章摘要: 为了研究压电驱动器与热声谐振腔间的耦合特性，建立了压电驱动系统的网络模拟模型。
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