She showed her elation at having finally achieved her ambition.是什么意思？

She showed her elation at having finally achieved her ambition.

最终实现了抱负,她显得十分高兴.

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。

showed

v. 给…看( show的过去式和过去分词 )，表现出，显露出，上演；

例句
He showed how the rich and powerful can abuse their position.
他让我们看到有钱有势的人是如何滥用其地位的。

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。

elation

n. 兴高采烈，欢欣鼓舞，（病态的）欣快，欣快症；

例句
She showed her elation at having finally achieved her ambition.
最终实现了抱负,她显得十分高兴.

at

prep. （表示位置）在，在（某时间或时刻），以，达， 向，朝；n. 阿特（老挝辅币单位，100 阿特 = 1 基普）；

例句
Prices start at £13.95 a metre for printed cotton...
印花棉布以每米13.95英镑的价格起售。

having

n. 所有，持有；v. 有( have的现在分词 )，（亲属关系中）接受，拿，买到；

例句
He was accusing my mum of having an affair with another man...
他指责我妈妈与另一个男人有染。

finally

adv. 最后，终于，总算，末后，结果；

例句
...until the great day came when the Germans could finally settle accounts with the British...
直到德国人最终能和英国人清算旧账的重大日子的来临

achieved

adj. 高度完美的；v. 取得( achieve的过去式和过去分词 )，获得，实现，成功；

例句
We have achieved what we set out to do.
我们已经达成了原初的目标。

ambition

n. 抱负，渴望得到的东西，追求的目标，夙愿；vt. 追求，有…野心；

例句
His ambition is to sail round the world...
他的梦想是环球航行。