Musical notation was conceived for the C major scale and each line and space represents a note in this scale.
乐谱为C大音阶而构思,在这个音阶中的每一个线和间都代表一个音符。
《柯林斯英汉双解大词典》
3
The bottom line is that server consolidation allow users to scale vertically — by consolidating to fewer more scaleable servers, from larger, more inefficient, and scattered traditional server farms.