As the two armies approach each other, I should make it clear, they start out walking at a certain clip.

当两支军队互相接近,我该说得详细一些,他们疾驰前进

耶鲁公开课 - 古希腊历史简介课程节选

And all of those long notes are coming on the downbeat so that's how we start to hear that as a downbeat and that's how we know to make our hand go down at that point so that's one way.

所有的长音都出现在重拍上,这就是我们怎么判断出重拍,如何判断出该什么时候把手往下摆的,所以那是一条途径

耶鲁公开课 - 聆听音乐课程节选