头领的EF5台式胆石混血耳机放大器（$399）是两箱式组合设计，一个是分体电源，另一个是耳放。
Head-Direct's EF5 Desktop Tube Hybrid Amp ($399) is a two-box affair; one chassis is the power supply, the other is the amp itself.
头领的EF5台式胆石混血耳机放大器（$399）是两箱式组合设计，一个是分体电源，另一个是耳放。
Head-Direct's EF5 Desktop Tube Hybrid Amp ($399) is a two-box affair; one chassis is the power supply, the other is the amp itself.
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