这间客厅因为有大窗户而显得格外宽敞明亮。

The living room feels much ___airier with its big windows.

她轻松愉快的声音立刻让整个房间的气氛变得欢快起来。

Her ___airy tone immediately brightened the mood in the room.

她的演讲虽然优雅动听，但内容显得空洞肤浅。

Her speech was elegant but the content felt rather ___airy and shallow.