These letters revealed her wit and civilization.是什么意思？

These letters revealed her wit and civilization.

这些信流露出她的教养和才华.

these

adj. 这些的；pron. 这些；

例句
There's lots of money about these days for schemes like this.
近来这类计划资金充足。

letters

n. <正>文学（作品），信( letter的名词复数 )，函件，字母，（缝制在运动服上的）校运动队字母标志（美式英语）；

例句
...a bundle of letters which had arrived for me in my absence...
我不在期间寄给我的一大堆信件

revealed

v. 显示( reveal的过去式和过去分词 )，揭示，泄露，[神学]启示；

例句
Laurie revealed she had booked herself a flight home last night.
劳丽透露她昨晚已为自己预订了返家的机票。

her

pron. (she的宾格)她，(she的所有格)她的，她，指某个国家，（一艘）船；

例句
There was a terrible sadness in her eyes...
她眼神中流露出深深的悲伤。

wit

n. 机智，才智，智慧，富有机智的人，打趣话，玩笑话；

例句
He was acclaimed for his acerbic wit and repartee...
他以一针见血的妙语巧辩而备受好评。

and

conj. 和，与，而且，于是，然后，因此；

例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

civilization

n. 文明，文化，开化，教化，修养，文明社会；

例句
It seemed to him that western civilization was in grave economic and cultural danger.
在他看来，西方文明似乎陷入严重的经济和文化危机。