Okay, so they started making mix CDs, so they'd rip the tracks off the CD, put them in iTunes, and then print a new disk with those — like, just like you made mix cassette tapes.

好的，于是他们开始制作混合 CD，他们会把 CD 上的音轨切掉，放到 iTunes 上，然后用那种方式输入一张新的磁盘——就像你制作混音磁带一样。