还有就是，如果我们把信号线的插头接触机箱的金属部分时，音箱就会传出“嗡嗡”的交流声，特别明显。

There is, if we plug the signal line contact of metal parts chassis, the speaker will be news "buzz" the exchange of sound, particularly evident.

youdao

还有就是，如果我们把信号线的插头接触机箱的金属部分时，音箱就会传出“嗡嗡”的交流声，特别明显。

There is, if we plug the signal line contact of metal parts chassis, the speaker will be news "buzz" the exchange of sound, particularly evident.

youdao