What does eign mean for the queen Elizabeth

Free why is a great place?

"the only completely stationary object in the room was an enormous couch on which two young women were buoyed up as though upon an anchored balloon. they were both in white and their dresses were rippling and fluttering as if they had just been blown back in after a short flight around the house."

Which sentence in this excerpt from "in another country " by ernest hemingway is an example of irony?