air

n.

1. 空氣；大氣[U]
   Better let in some fresh air.

   最好放些新鮮空氣進來。

2. 天空，空中[the S]
   The air was full of butterflies.

   天空中飛舞著許許多多蝴蝶。

3. 樣子，神態[C]
   He came into the room with an air of importance.

   他帶著一副了不起的神情走進室內。

4. 氣氛[C]
   There was an air of mystery in the house.

   屋內有種神祕的氣氛。

5. 做作的樣子[P]
   Don't give yourself airs.

   別擺架子。

6. 【音】主調；曲調[C]
   He whistled an air very softly to himself.

   他自個兒用口哨輕輕地吹著一支曲子。

7. 【罕】微風[C]