air/eər$ er/

n.

➊ the mixture of gases which surrounds the earth and which we breathe

➋[the ~] the space above the ground

➌ travel in a plane

➍ an impression of a quality or manner that a person or thing has

n. [U]

➊ 空气；大气：let's go out for some fresh air. 让我们出去呼吸新鲜空气。

◇air pollution 空气污染

➋[the ~]空中，天空：He shot an arrow in (into) the air. 他向空中射了一支箭。

◇A piece of paper is floating silently through the air. 一张纸在空中静静地飘荡。

◇in the open air 在露天（或：在户外）

➌ 乘飞机旅行：by air 乘飞机

◇air travel 航空旅行

◇air fare飞机票（价）

◇an air crash 飞机失事

➍ [S] 样子，神态：[an air of sth] She answered with an air of confidence. 她从容自信地回答问题。

◇Back in the hotel, an air of sadness settled over the group. 回到酒店，悲伤之情笼罩在大家心上。

on the air 在广播（或电视）中；（被）广播：I hear the news on the air. 我是在广播中听到这则消息的。

air

aircraft

airplane

airline

airport

airmail

常犯错误

✗ The balloon rose up into air.

✓ The balloon rose up into the air. 气球升空。

辨析in the air; on the air