"Last year,one of our staff members actually brought his own guitar and amplifier and led us in several rounds of song, Christmas songs and holiday songs.

VOA: special.2010.12.20

Because the condition of the amplifier this morning, you can't hear what that is.

因为今天早上功放有点问题,你没法听清到底是什么

耶鲁公开课 - 聆听音乐课程节选

Because the condition of the amplifier this morning, you can't hear what that is.

因为今天早上功放有点问题,你没法听清到底是什么

耶鲁公开课 - 聆听音乐课程节选