Joan : i ' m going shopping for 20 blank cds 琼：我要去买20张空白cd 。
2.
Joan : my friend has some cool software that he will copy onto the blanks cds for me 琼：我的朋友有一些很酷的软件，他要拷贝到空白cd送给我。
3.
The most common use of an image file is to write it to a blank cd - r resulting in an identical copy of the original cd including file name and volume label information 映像文件最常见的用法是将其写入到空白的cd - r光盘中，从而得到与原始cd完全相同的副本，包括文件名和卷标信息。
