1·She makes no attempt to stifle a yawn.
她并未试图忍住一个哈欠。
—— 《柯林斯英汉双解大词典》
2·She stifled another yawn and tried hard to look interested.
她又忍住了哈欠，竭力显出感兴趣的样子。
—— 《牛津词典》
3·In other words, if there are no surprises, it's just a yawn.
换言之，如果没有令人惊讶之处，它只不过是个哈欠。
4·A smile, frown, raised eyebrow, yawn, and sneer all convey information.
微笑，蹙额，提眉，哈欠和冷笑都传递着信息。
5·A lioness lets out a mighty yawn to shake away the sleep and be ready for the wildebeests which were headed in the direction of the pride.
一头母狮打了一个有力的哈欠，它的睡眠被催醒了，准备面对着骄傲地朝着它方向的角马。
1·She managed to stifle a yawn.
她忍住了呵欠。
—— 《牛津词典》
2·He faked a yawn.
他装着打了一个呵欠。
—— 《牛津词典》
3·She stretched her arms out and gave a great yawn.
她伸开手臂，打了个大呵欠。
—— 《柯林斯英汉双解大词典》
4·At last, with a sigh and a yawn, he gave it up.
最后，他叹了口气，打了个呵欠，就放弃了。
5·Have you ever yawned in front of someone, only to have them yawn right back?
你有没有在别人面前打呵欠，结果对方也打呵欠？