打呵欠的 meaning in English

yawning
yawny

A yawning man is lying on a lawn in the dawn
一个打呵欠的人在拂晓躺在草地上。
At the dawn on the lawn the yawning drowned man began to frown
拂晓时在草坪上，打呵欠的溺水者开始皱眉头
The researchers found that those who breathed through the nose rather than the mouth were less likely to yawn when watching a video of other people yawning
研究人员发现，在看别人打呵欠的视频时，用鼻子呼吸的人比用口腔呼吸的人打呵欠的几率要小。
Study participants were shown videos of people laughing , being neutral and yawning , and researchers counted how many times the volunteers responded to their own ' contagious yawns , ' reported the online edition of bbc news
据bbc新闻网报道，研究人员先让实验对象观看人们大笑、正常状态以及打呵欠的视频，然后计算出志愿者“传染性打呵欠”的次数。
Study participants were shown videos of people laughing , being neutral and yawning , and researchers counted how many times the volunteers responded to their own " contagious yawns , " reported the online edition of bbc news
据bbc新闻网报道，研究人员先让实验对象观看人们大笑正常状态以及打呵欠的视频，然后计算出志愿者“传染性打呵欠”的次数。