Well, the chorale tune but what was different about the chorale tune this time?

没错 但这次 曲有什么不同吗？

We're going to talk now about the text with regard to this particular chorale.

我们现在要谈谈这首词。

Can anybody name a chorale tune or a hymn tune by Martin Luther?

有人能说出一个马丁·路德或者颂歌吗？

And in each of these choruses we are making use of this thing called a chorale tune.

在每一个合唱部分我们采用了。