青云翻译

on what is over the difference? For surface contact with the vertical upward, such as: aircraft flying on the roof, the book on the table

On what is over is the difference between them? For contact, and straight up, such as: airplanes on the roof, and books on the desk

What over difference does on have? Uses in the surface contact, with with vertical upward, for instance: The airplane flies on the roof, the book places on the table

What is difference on over? For surface contact with vertically upwards, for example, used on the roof: Aircraft flying, and the book on the table

On what is over is the difference between them? For contact, and straight up, such as: airplanes on the roof, and books on the desk