"Africa is hosting this tournament, South Africa is a stage, South Africa is rocking,is cool."

VOA: standard.2010.06.11

He loved sleeping on ships; he thought that the rocking of the waves rocked him to sleep so he liked doing that.

他喜欢睡在船上,波涛的起伏能使他入眠,所以他乐此不疲

耶鲁公开课 - 欧洲文明课程节选

If you ever hear music rocking back and forth repeatedly between two chords, it's probably tonic,dominant,tonic,dominant.

如果你听到音乐在两个属音里不断前后行进，这可能就是主音，属音，主音，属音。

耶鲁公开课 - 聆听音乐课程节选

So if you hear two chords rocking, it's probably tonic and dominant.

如果你听到有两个和弦，这有可能是主音和属音。

耶鲁公开课 - 聆听音乐课程节选