对于镜像之外的数据保护来说，Linux包括md(其代表多个磁盘)并提供一系列丰富的RAID功能。
For data protection beyond mirroring, Linux includes md (which stands for multiple disks) and provides a rich set of RAID functionality.
关于这个问题的辩论在局部和全球范围两个层面上同时展开：生态系统的一小部分可以小到何种程度仍能维持其完整、丰富的功能，从而可以认为是受到了保护呢？
The discussion is taking place at both the local and global levels How small can a fragment of an ecosystem be and still function in all its richness and thus be considered preserved?
宿鸭湖湿地是河南省最大的湿地自然保护区，拥有丰富的生物资源，具有巨大的环境功能和效益。
Suya Lake is the largest wetland conservation area in Henan province. It has a rich biological resource, and significant environmental function and benefit.
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