求翻译：The top-level concept of the ontology is the Network that describes the physical network substrate in embedded networked sensing (e.g., a wireless or wired sensor network). The Network class as a base of the ontology architecture could either be conceptually formalized by an interface in the administrative domain, or be locally instantiated to a “testbed” resource. The Network definition in ontology delivers an abstract layer at the first level that acts as a “buffer” between the network operation, domain administration and the com是什么意思？

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