The Second Brother, you'll remember, had taken what I take to be the perfectly reasonable position, the cautious position, that the Lady is in danger - that she's a sitting duck, in fact, out there in the dangerous forest.

戏中的弟弟，你们记得，采取了,我认为非常合理的立场，小心谨慎的立场，他认为那位少女处于危险的境地,-她只身于危险的丛林之中，极易受到伤害。

耶鲁公开课 - 弥尔顿课程节选

Because it's passed by-- can be passed by an oral route it's a disease that's very effectively transmitted in school settings where children are together, or childcare settings.

因为脊髓灰质炎病毒可以,经口传染途径进行传播,因此它是一种,极易在学校传播的疾病,在这些地方孩子们都聚集在一起

耶鲁公开课 - 生物医学工程探索课程节选

So, for example, when the body is in stress, as would likely happen toward the end of the biological processes, when the body is in stress, certain endorphins get released by the body.

比如说 当身体受到压力,这在生物学过程的末端,极易发生,当身体受压时,身体就会放出一定的内啡肽

耶鲁公开课 - 死亡课程节选

Smiles are extremely contagious.

微笑极易蔓延。

耶鲁公开课 - 心理学导论课程节选