This also is why the account that sound box of type of a few be born wants to design sackbut in upper part.

这也是为什么一些落地式音箱要把低音喇叭设计在上方的原因。

youdao

This also is why the account that sound box of type of a few be born wants to design sackbut in upper part.

这也是为什么一些落地式音箱要把低音喇叭设计在上方的原因。

youdao