Banana plug-compatible speaker terminals grace the amplifier outputs, facilitating the use of audiophile-quality speaker cables.

头兼容的声器终端宽限期放大器输出，促进利用高保真品质声器电缆。

His cockpit speakers crackled. "There isn't a droid made that can outfly you, Master."

他座舱内的声器发出阵噼啪声：“没有机器人的飞行本领能得上您，师父。”

The loudspeakers blared the speech repeatedly.

声器里反复大声地播送那篇演讲。

The Capacitor turns the signal in antiphrasis, the only thing whole. The Earphones do such long ago. The Shot of the handgun not audible.

什么是积极保护？基本原理是：发射和接收信号---放大器，晶体管---可变电阻的电容器---声器或射极的输出装置。