2 sentences

1. 这首歌的低音部分非常动听。

   zhè shǒu gē de dī​yīn bù​fen fēi​cháng dòng​tīng.

   The bass part of this song is very beautiful.

   Source: Dong Chinese Dictionary

2. 这套音箱的低音效果非常浑厚，很适合用来听摇滚乐。

   zhè tào yīn​xiāng de dī​yīn xiào​guǒ fēi​cháng hún​hòu, hěn shì​hé yòng​lái tīng yáo​gǔn​yuè.

   The bass on these speakers is very deep and rich, making them perfect for rock music.

   Source: Dong Chinese Dictionary