最さい低てい音おん部ぶ

noun

bass part; bass line

Refers to the lowest part in a musical piece, such as a bass line in a choir or instrumental arrangement. Used in musical contexts.

• 合がっ唱しょうでは、最さい低てい音おん部ぶが全ぜん体たいの響ひびきを支ささえる。

  In a choir, the bass part supports the overall sound.

• この曲きょくの最さい低てい音おん部ぶはとてもシンプルだ。

  The bass line of this piece is very simple.