Definition: a CD Level: B1
这两首歌都在他们最新的光盘上。
Both songs are on their latest ___disk.
哪个是最好的礼物，光盘还是书？
Which is the best present, a compact ___disk or a book?
我把所有照片都刻录到了一张光盘上。
I burned all my photos onto a ___disk.
