surface (air) transport

• 地面(空中)运输

英英释义

名词 surface:

1. the outer boundary of an artifact or a material layer constituting or resembling such a boundary

2. the extended two-dimensional outer boundary of a three-dimensional object

3. the outermost level of the land or sea

4. a superficial aspect as opposed to the real nature of something

5. information that has become public

6. a device that provides reactive force when in motion relative to the surrounding air; can lift or control a plane in flight

动词 surface:

1. come to the surface

2. put a coat on; cover the surface of; furnish with a surface

3. appear or become visible; make a showing

形容词 surface:

1. on the surface