on top of
on the surface of
- The mast below the topgallant mast in a square - rigged ship and highest in a fore - and - aft - rigged ship.
- The crows above the forest are calling.
- - with his handwriting?
- The shelf began to buckle because I put too many books on it.
- It's this habit of worrying that's made her ill.
- Toxic gases in the air such as car exhaust, are adsorbed onto it, so I don' t breath so much of it in.
- Forty-eight slivers form the breaker-drawing unit are combined to form the lap in the lapper for the comber.
- impress a mark on [ upon ] a surface=impress a surface with a mark
- He finally surfaced at midday.
- The towers are surfaced with steel plates.
- An extremity of a solid is a surface.
- top surface of coal bed