如果论点有效，结论为假，那么我们知道至少有一个前提肯定为假。

So if an argument is valid and the conclusion is false then we know that at least one of the premises must be false.

youdao

如果最近和家人频频闹意见，心情上下起伏很大，很没安全感，那么我们知道，现在的运势上会有较大的问题出现了。

If the family has been trouble, the mood fluctuation is very big, very insecure, as we know, there will be a larger problem now fortune.

youdao

那么，我们知道某些大陆目前是如何移动的。

So, we know how certain continents are currently moving.

youdao

We've argued that once we realize those aren't going to be played, that 2 and 9 aren't going to be played.

我们明白了一旦我们知道了,无人会采用那些策略时,那么也没有人会选立场2和9

耶鲁公开课 - 博弈论课程节选

And an electron is something where, i n fact, we might be able to, if we calculate it and see how that works out, actually observe some of its wave-like properties.

如果我们对电子做计算,并且知道如何算出来的,那么我们是可以观测到,电子的一些波动性质的。

麻省理工公开课 - 化学原理课程节选

We all have our version of trying to wrestle with this: if God knows what you're going to do tomorrow, to what extent does it make sense to say that what you do tomorrow you do freely?

我们都有自己试图解决这个问题的方式：,如果上帝压根儿就知道我们明天要做什么，那么，说着明天会自由的从事自己想做的事情,究竟又有什么意义呢？

耶鲁公开课 - 弥尔顿课程节选