结果是，尽管哈欠的传染性在人类中很常见，但没有证据显示乌龟打哈欠会传染。
The result is, her tortoises showed no evidence of contagious yawning, though it is common in humans.
真正的问题在于，这其中究竟有没有什么生理学上的依据在起作用，而答案很可能是肯定的。科学家发现，就连黑猩猩之间，打哈欠也是会相互传染的。
The real question is whether there's actually something physiological at work here, and the answer is likely yes: even chimpanzees mimic each other's yawns.
打哈欠是否会传染？
应用推荐