"To isolate the area" means to separate or cut off a specific place or region from its surroundings, usually for a specific purpose such as quarantine, security, or containment. Full definition
It shows no signs of repair from an accident, but some rust can be seen in isolated areas in the doors and engine bay. (automobilemag.com)
They have isolated areas of the cerebral cortex that control our various sensory perceptions and motor functions. (religion-online.org)
From the resort area's busy beaches with all the amenities you'll need to rugged beaches found in more isolated areas around the island, you can create your own experience. (southwestvacations.com)