So yeah, so we're looking for a symphony that has that sort of make up to it, a lot more low frequency instruments than high frequency instruments.

因此，我们正在寻找那种结构的交响乐：低频乐器多于高频乐器的交响乐。

And in particular, we're looking for a symphony that has a lot more tubas and a lot more bassoons and a lot more low frequency instruments than high frequency instruments.

我们尤其要找那种交响乐：大号、巴松管和低频乐器比高频乐器多得多。