The increase to level 5 indicates that there is sustained human-to-human transmission in communities in different geographical locations.

VOA: standard.2009.04.29

There is no machine yet that can recognize faces or understand sentences at the level of a two-year-old human.

至今还没有任何机器,能够做到面孔识别,或是理解两岁儿童能够轻易理解的句子

耶鲁公开课 - 心理学导论课程节选

So, in general, there is some support, at least at a very broad level, for the claim that language is in some sense part of human nature.

总的来说,语言在某种意义上,是人类本性一部分的这个观点,至少在一般性水平上,得到了一些支持

耶鲁公开课 - 心理学导论课程节选

On some level that's just the human condition.

在某种程度上，人就是这样的。

耶鲁公开课 - 弥尔顿课程节选

Trying to understand, not just on the cognitive level of the research, but also to experience on the visceral emotional level, what it really means to give ourselves the permission to be human.

希望你们理解，不只是在研究的认知层面上，还要在内心情感层面上去体会，准许自己为人的真正含义。

哈佛公开课 - 幸福课课程节选