yawn

/jɔːn/📚 19018 20 1四级六级考研托福雅思高考
If you yawn, you open your mouth very wide and breathe in more air than usual, often when you are tired or when you are not interested in something. 打哈欠

verb [vi. 不及物动词]打哈欠;(开口、洞穴等)豁开,裂开

She yawned, and stretched lazily.
她打了个哈欠,伸了个懒腰。

noun [专属名词]哈欠;<非正式>乏味的事物(或人)

Rosanna stifled a huge yawn.
罗莎娜忍住了一个大哈欠。

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