她露出会意的笑容.用英语怎么说？

她露出会意的笑容.

She gave a knowing smirk.

she

pron. 她，它；

例句
Her lover walked out on her after she had aborted their child.
她的情人在她打掉胎儿后甩了她。

gave

v. 给予，赠送( give的过去式 )，（与名词连用描述某一动作，意义与该名词相应的动词相同），供给，交给；

例句
He gave a detailed account of what happened on the fateful night...
他详细描述了那个灾难性夜晚所发生的事。

knowing

adj. （对别人不知道的秘密）知悉的，世故的，难以预料，无从知道；v. 知道( know的现在分词 )，看到过，听到过，经历过；

例句
I married you for better or worse, knowing all about these problems.
这些问题我都知道，不管怎样我还是嫁给了你。

smirk

n. 傻笑，得意的笑，假笑；vi. 傻笑，假笑着说；

例句
He had a self-satisfied smirk on his face.
他脸上挂着得意扬扬的笑容。