Socrates clearly believes that piety or faith is the natural condition of the citizen.

苏格拉底显然相信虔诚或信仰,是公民的自然条件。

耶鲁公开课 - 政治哲学导论课程节选

The question is, "If you're naturally exposed to antigen wouldn't this happen anyway?"

她的问题是,在自然条件下,如果接触某种抗原,那么就是否就不发生二次免疫

耶鲁公开课 - 生物医学工程探索课程节选

If you think about what ancient food gathering habits used to be like, you see things like this where people are out gathering food that is growing naturally, and you can think about what would-- what sort of conditions this would create and what kind of hardships it would create.

如果你想知道古代食物采集的习惯,请看这张图,人类都在野外采集自然生长的食物,你可以设想到,条件有多恶劣,生存有多艰难

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

She doesn't spend her bodily wealth and fulfill the terms of nature's loan And so for Comus, the Lady is hoarding the natural asset of her physical beauty.

她不花费自己的身体财富和不履行自然的贷款条件,对于Comus来说，小姐在囤积自然给她的美貌资产。

耶鲁公开课 - 弥尔顿课程节选

If there were just-- if you were trying to create a positive reaction of antigens and it showed up naturally wouldn't it create this reaction anyway in terms of your body would create antibodies like the secondary response volume to antibodies?

如果这里仅有,如果在自然条件下,尝试建立抗原的阳性反应,抗体这是否会像这样反应,以你身体为例,你的身体是否会产生,同二次免疫一样的抗体浓度

耶鲁公开课 - 生物医学工程探索课程节选