I behaved with a politeness which seemed to disconcert him.是什么意思？

I behaved with a politeness which seemed to disconcert him.

我礼仪周到,这似乎使他不知所措.

behaved

v. （行为或举止）表现( behave的过去式和过去分词 )，工作，（使）守规矩；

例句
I was so badly behaved I was convinced she would be glad to see the back of me.
我的表现如此差劲，相信她会很高兴看到我离开。

with

prep. 和，跟，随着，关于，和…一致；

例句
A waiter entered with a tray...
侍者端着托盘进来了。

politeness

n. 有礼貌，客气，文雅，有礼貌的行为；

例句
I behaved with a politeness which seemed to disconcert him.
我礼仪周到,这似乎使他不知所措.

which

pron. 哪一个，哪一些，哪个，那，指前面提到的事物；adj. 哪一个，哪一些；

例句
...the latest date at which a foetus can be aborted.
能够打胎的最迟日期

seemed

v. 好像，仿佛( seem的过去式和过去分词 )；

例句
Steve seemed to acquiesce in the decision...
史蒂夫好像默认了这个决定。

to

prep. 向，朝着，到，关于，属于；adv. 朝一个方向的，到某种状态，关闭；

例句
I suggest you leave it to an expert...
我建议你把它留给专家来解决。

disconcert

vt. 使不安，使为难，使慌张，使窘迫；

例句
I behaved with a politeness which seemed to disconcert him.
我礼仪周到,这似乎使他不知所措.

him

pron. (he的宾格)他；

例句
They said goodbye to him as he got aboard the train at Union Station.
当他在联合火车站登上火车之际，他们向他道别。