ballad

ballad　
    (n.) 抒情歌
    My favorite kinds of songs are ballads.
    我最喜歡的歌曲類型是抒情歌。
    pitch　
    (n.) 音調
    Can you lower the pitch on the karaoke machine? This song's too high for me.
    請你調低這臺卡拉OK的音調好嗎？這首歌的調太高了.