及物动词

不及物动词

名词

接、送机场

Hold one’s tongue.-(不开口)

预约机票

1. 空气；大气
Air is the mixture of gases which forms the earth's atmosphere and which we breathe.

2. 天空；空中；空间
The air is the space around things or above the ground.

3. 空运；航空
Air is used to refer to travel in aircraft.

4. （简单易记的）曲调，旋律
An air is a simple tune which can be easily recognized and remembered.

5. 神态;感觉;总体印象;氛围
If you say that someone or something has a particular air, you mean that they give this general impression.

6. 矫揉造作；装腔作势；做作
If you say that someone is putting on airs or giving themselves airs, you are criticizing them for behaving as if they are better than other people.

7. （通过电视或无线电）播送，播放
If a broadcasting company airs a television or radio programme, they show it on television or broadcast it on the radio.

1. travel via aircraft

e.g. air travel involves too much waiting in airports
if you've time to spare go by air

Synonym: air travelaviation

2. a distinctive but intangible quality surrounding a person or thing

e.g. an air of mystery
the house had a neglected air
an atmosphere of defeat pervaded the candidate's headquarters
the place had an aura of romance

Synonym: auraatmosphere

3. medium for radio and television broadcasting

e.g. the program was on the air from 9 til midnight
the president used the airwaves to take his message to the people

Synonym: airwave

4. a succession of notes forming a distinctive sequence

e.g. she was humming an air from Beethoven

Synonym: tunemelodystrainmelodic linelinemelodic phrase

5. the mass of air surrounding the Earth

e.g. there was great heat as the comet entered the atmosphere
it was exposed to the air

Synonym: atmosphere

6. the region above the ground

e.g. her hand stopped in mid air
he threw the ball into the air

7. a slight wind (usually refreshing)

e.g. the breeze was cooled by the lake
as he waited he could feel the air on his neck

Synonym: breezezephyrgentle wind

8. a mixture of gases (especially oxygen) required for breathing
the stuff that the wind consists of

e.g. air pollution
a smell of chemicals in the air
open a window and let in some air
I need some fresh air

9. once thought to be one of four elements composing the universe (Empedocles)