但我们也知道这些挑战可以被克服。

But we also know they can be overcome.

youdao

但我们也知道，我们在挽救生命。

But we also know that we are saving lives.

youdao

但我们也知道，不采取行动将对美国人民的就业机会、储蓄和退休造成严重的后果。

But we also know that failure to act would have grave consequences for jobs, for savings and retirement for the American people.

youdao

And so it's not, perhaps, crippling if this is the conclusion we reach, but at the same time it's not the only possible conclusion.

因此，如果这就是我们的结论，也没有太大关系，但同时要知道这不是惟一可能的结论。

耶鲁公开课 - 文学理论导论课程节选

I don't know if that's true of you, but it certainly is true of people of my generation.

我不知道你们是不是也这样,但对于我们这代人来说确实如此

耶鲁公开课 - 古希腊历史简介课程节选

So delta u is just equal to the work but we also know what happens T2 because the temperature is changing from T1 to T2.

所以Δu等于输出的功,但我们也知道它会发生,同时我们知道温度从T1变到。

麻省理工公开课 - 热力学与动力学课程节选