It is very simply a hi-fi system - with turntable, amplifier, and speakers - cast in concrete.

这是非常简单的音响系统，转盘，放大器-和扬声器-一成不变的。

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As the SACD is increasingly popularized, the current mode power amplifier, compared with the prevalent voltage mode Hi-Fi power amplifier, will have a quick development and bright look in the future.

随着SACD的日益普及，同目前流行的电压模高保真功放的性能相比，电流模高保真声频功率放大器将会有美好的发展前景。

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