If the work is too hard for you, my boy, enjoy your yawns and may they bring you luck!
如果工作对你来说太辛苦了，我的孩子，那就好好享受你的哈欠吧，希望它们能给你带来好运！
3
Unfortunately, the few scientific investigations of yawning have failed to find any connection between how often someone yawns and how much sleep they have had or how tired they are.