哈欠英语怎么说

哈欠的英文单词是 "yawn". 它来源于中世纪拉丁语 "ianus"，意思是"大口吸气"。

一些英文例句：

I couldn't help but yawn during the boring lecture.
The sight of his dog yawning made him feel sleepy too.
She yawned and stretched her arms after waking up from her nap.
The yawning chasm between the rich and the poor keeps growing.
I yawned and rubbed my eyes, still feeling tired after a long flight.