好词典
yawn
UK //jɔːn//US //jɔːn//
词源
源自古英语 'gionian'，意为‘打哈欠’，与古高地德语 'ginēn'（张口）同源。
verb
❶ 打哈欠，指因困倦、无聊或疲劳而自然地张开嘴深呼吸的动作。
“She yawned and stretched her arms after waking up.”
（她醒来后打了个哈欠，伸了伸胳膊。）
“The lecture was so boring that everyone started to yawn.”
（讲座太无聊了，大家都开始打哈欠。）
❶ （指物体）裂开或张开很大的口子，常用于描述洞穴、裂缝等。
“A deep chasm yawned at their feet.”
（一道深谷在他们脚下裂开。）
“The cave yawned dark and mysterious in front of them.”
（洞穴在他们面前张开，显得黑暗而神秘。）
同义词:gape, open wide, split
noun
❶ 打哈欠的动作或声音，通常表示困倦或无聊。
“She covered her mouth to hide a yawn.”
（她捂住嘴掩饰自己的哈欠。）
“His loud yawn interrupted the quiet room.”
（他响亮的哈欠打破了房间的安静。）
❶ （比喻）令人感到无聊或乏味的事物。
“The movie was a real yawn; I almost fell asleep.”
（这部电影真是无聊，我差点睡着了。）
“His speech was a big yawn for the audience.”
（他的演讲让观众感到非常乏味。）
同义词:bore, snooze, tedium
常见短语
yawn one's head off — 不停地打哈欠，形容非常困倦或极度无聊的状态。
“I yawned my head off during the boring lecture.”
（在那场无聊的讲座上，我不停地打哈欠。）