It notes three out of 1,000 children under age five die in Iceland, Sweden and Finland compared to in Sierra Leone.

VOA: standard.2009.05.21

Okay, so we have-- there's a whole idea of octave duplication— sometimes six notes, sometimes five notes.

现在我们了解到,一整套的重复八度,有时是六音符,有时是五音符

耶鲁公开课 - 聆听音乐课程节选

Five notes within the octave just there.

八度里只有五个音符

耶鲁公开课 - 聆听音乐课程节选

What were the five lessons? Without looking at your notes, what were the five lessons? Anybody, shout out one of the lessons, yes madam.

别看笔记,告诉我这五个结论,谁知道哪五个结论,这位女士,请大声说出一个

耶鲁公开课 - 博弈论课程节选

Motive would only go about four, five, six notes.

动机只会有四,五,或六个音符

耶鲁公开课 - 聆听音乐课程节选