The bass drum and the tuba or in the marching band, it would be a sousaphone they would call it, the bass drum and tuba.

该是低音鼓和低音号,军乐队中,该是他们所说的苏萨大号,低音鼓和低音号

耶鲁公开课 - 聆听音乐课程节选

Suddenly they do the Doppler effect where they turn their backs to you, in a way, and they're marching away from you and you hear very little sound.

突然,他们也产生了多普勒效应,当他们转身背对你时,当他们背离你前进时,你会听到一种很微弱的声音

耶鲁公开课 - 聆听音乐课程节选

So, now, the defenders have to do it, in a perfect situation, I am marching towards their corn crop, grain crop, at the time just before the grain is going to be harvested.

因此被侵方就要做出反应,制定完美的方案,我在庄稼即将成熟之前,会去掠夺他们的庄稼

耶鲁公开课 - 古希腊历史简介课程节选

The brain perceives all of this complex information and it processes it and it extrapolates from it the beat, but again nobody in music-- except the bass drum player in a marching band-- nobody in music ever does anything except just play the beat.

我们的大脑感知了所有复杂的信息加工后,推算出了拍子,不过没有人,除了军乐队的低音鼓手,没有人在音乐里仅仅只是打鼓点

耶鲁公开课 - 聆听音乐课程节选