有效论证

正确的论点

rational argument───合乎逻辑的论证；合理的理由

reasoned argument───推理论证

legal argument───[法]法律论据

moral argument───道德论证

closing argument───辩论终结

furious argument───激烈的争论

fierce argument───激烈的争论

strong argument───有力的争论；有力的论据

value judgement───[经]价值判断

So that's a valid argument. Accept it?───这是个有效论点，对吗？

Student: That it's an valid argument.───学生：这是个有效的论点。

It is, that's a valid argument.───这是个有效论点。

But if we put this together for a valid argument we get that is known to be false, so we know either one of these got to be false.───但是如果我们一起放出这个，作为有效论点，我们知道的就为假，所以我们知道两者中的一个为假。

So it's a valid argument but has false premises. Okay what about if it is an invalid argument with false premises.───这是个有效的论点但是有假前提，如果是无效论点有假前提呢？

The only valid argument I can see for the iPhone not being the best is the AT&T requirement.───就我所知，iPhone唯一不能称为最好的有效论据，是AT&T的条件。

So if we see the conclusion of a valid argument is false what do you know? A little bit longer.───如果我们看到有效论点的结论为假，你们知道什么？有一点长。

And that's what tells you whether the argument is valid or not So this is a deductively valid argument and this is a fallacy.───这是他告诉你结论是否有效，这是演绎有效的论点，这是一个谬论。

It's only sound if it's a valid argument and it has true premises.───如果是有效论点才会完好，他有真前提。

That is not a valid argument or excuse.

Inductive arguments are not logically valid arguments.

Student: That it's an valid argument.

There are valid arguments about prison overcrowding and the size of Britain's jail population.

A second and equally valid argument is that the publishing world is an invaluable source of knowledge.

And valid argument with true premises Student: yes Prof: yep well done.

No serious thinker can make a valid argument that to discriminate based on species is acceptable.

The government still hasn't produced a valid argument in favour of its policies on immigration.

Similarly, one of the few obviously valid arguments in favour of capital punishment is that executed offenders never re-offend afterwards.