The company announced that for $20 a year, users will receive unlimited storage space for their MP3 and AAC music files.

亚马逊宣布，用户只需每年交付20美金，就可拥有无限储存空间来储存MP3和AAC音乐文件。

Aab, aac, And to keep running until it hits your password.

Aab，aac，并继续运行，直到它命中您的密码。