To temporarily hide an object,
Select the object, and then click on View Tab
Select Quick Hide Icon in the toolbar.
The hidden object will appear a translucent grey
To temporarily isolate an object,
Select the object, and then click on View Tab
Select Isolate Icon in the toolbar.
All objects except the isolated one will appear a translucent grey
To unhide all temporarily hidden objects,
Click on View Tab
Select Unhide All in the toolbar.