“呵欠”造句

她忍住了呵欠。
She managed to stifle a yawn.

他呵欠连天说明他不是疲倦,就是厌倦.
His yawns suggested he was either tired or bored.

他打着呵欠睡着了.
He yawned and fell asleep.

• #呵欠