a level; standard
any flat or level surface
"the flight was delayed due to trouble with the airplane"
"we will refer to the plane of the graph as the X-Y plane"
"any line joining two points on a plane lies wholly on that plane"
"he lived on a worldly plane"
"the cabinetmaker used a plane for the finish work"
"a flat desk"
"acres of level farmland"
"a plane surface"
"skirts sewn with fine flat seams"
"The machine shaved off fine layers from the piece of wood"
"plane the top of the door"
The mists..repeated on different planes the lustre of his rays.
出自： H. Hunter
The planes of the orbits..are considerably inclined to that of the orbit of Jupiter.
It just needs taking off its hinges and planing a little.
出自： P. Fitzgerald
The seagulls plane and circle out of sight.
出自： J. Betjeman