airs通常指“做作的姿态”、“架子”。give oneself airs是个固定短语，意思是“摆架子”、“装腔作势”、“盛气凌人”。

【例句】
Because they have two cars, she is always putting on airs.
由于他们有两辆汽车，她就总是装腔作势。

He gives himself such airs that everyone dislikes him.
他那么爱摆架子以致大家都不喜欢他。