of, at, near or forming the centre of sth
most important; main; principal
having overall power or control
"a cardinal rule"
"the central cause of the problem"
"an example that was fundamental to the argument"
"computers are fundamental to modern industrial structure"
"a central position"
Around the central sun in circling eddies roll'd.sssss R. Swinhoe
出自： ssssJ. Hughes