Melodies full of expressive word-painting with lively basses and often elaborate accompaniments .
旋律，充分表达字与画生动的低音伴奏，经常阐述。
We classify most male singers as tenors , baritones and basses according to their registers .
大部分男歌手根据音域分为男高音、中音和男低音。
Heels to heaven , an a cappella group at the university of north carolina-chapel hill , needed to add a few baritones and basses as the1996-97school year opened .
