We've got contrapuntal lines operating in it.It has the capacity for expansion.

有对位点可供发挥，也有发展的空间。

耶鲁公开课 - 聆听音乐课程节选

It's a bassoon playing the contrapuntal line.

那条对位旋律线是巴松管演奏的

耶鲁公开课 - 聆听音乐课程节选

They are playing a contrapuntal line.

它们在演奏一条对位的旋律线

耶鲁公开课 - 聆听音乐课程节选