Operating Systems
作者：Riley Benward
1. Windows 8
1.1. Pros
1.1.1. New node
1.1.2. New node
1.2. Cons
1.2.1. New node
1.2.2. New node
2. Mac OS X
2.1. Pros
2.1.1. New node
2.1.2. New node
2.2. Cons
2.2.1. New node
2.2.2. New node
3. Ubuntu
3.1. Pros
3.1.1. New node
3.1.2. New node
3.2. Cons
3.2.1. New node
3.2.2. New node