This is when you learn the laws in terms of which you can understand and explain a large number of phenomena.

从此刻开始,你们学习的理论,能帮助你理解和解释生活中的很多现象

耶鲁公开课 - 基础物理课程节选

So, from this moment forth, and I heard some stuff go off earlier. But, I let it slide because I haven't had my chance to explain what my expectations are.

从此刻开始，我刚才听到了一些声音,但是，我置之不理了,因为我还没有机会,向你们表达我的期待。

麻省理工公开课 - 固态化学导论课程节选

Because the next chunk, or perhaps from there on out, it would've been bad.

因为下一阶段的生活，或者说从此刻开始的生活，它将会非常糟糕。

耶鲁公开课 - 死亡课程节选