说理的英文：
argue

His argument contains too many ifs and buts.
他在说理时“如果”和“但是”用得太多了。

I realized it was useless to reason with him.
我知道和他说理是毫无意义的。

We must learn to conquer mistaken ideas through debate and reasoning.
我们必须学会通过辩论和说理来战胜错误思想。

They were nevertheless so foolish that they entertained the delusion that it is possible to reason with demented persons
但他们竟愚蠢到抱着幻想，认为可以和那些疯人说理。

"They also shouted slogans, disseminated information, appealed for help and organised protests."
有为华人说理的，有喊口号的，有传递情报的，有求救的，也有呼吁行动的。

So much enforced reasoning had hold on Wilson's rage, he was calmer
如此有力的说理，对平息威尔逊的怒气产生了效果，他稍平静了一些。

There is no percentage in arguing with him.
同他争论于事无补。

It is not always reliable to argue by analogy.
用类推法论证并不总是可靠的。

This is an unsafe method of arguing.
这是一种不稳妥的论证方法。

I shall try to argue for her.
我将尽力为她辩护。

We would like to argue that this is not the case.
我们试图论证情况并非如此。