replicated superblock

• 复制型超级块

replicated superblock的用法和样例：

例句

1. A partition boot record is usually referred to as the partition root superblock.
   通常将分区引导记录称为分区引导超级块。
2. Either the superblock or the partition table is likely to be corrupt!
   超级块或者分区表可能被破坏。