她坚定地树立起自己绝对的权威。用英语怎么说？

她坚定地树立起自己绝对的权威。

She established her authority with unrelenting thoroughness.

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。

established

adj. 已建立的，已设立的，已制定的，确定的；v. 建立（ establish的过去式和过去分词），确定，[植物学]使（植物）定植，使成为；

例句
Forster established the essentiality of minerals as accessory food factors required for maintaining life.
福斯特证实了矿物质作为辅助食物因子在维持生命方面的重要性。

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。

authority

n. 权威，权力，学术权威，[复数]当权者；

例句
Popular acceptance of authority had been an early aim of the Nationalists.
国家主义者的一个早期目标是推动民众对权威的接受。

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。

unrelenting

adj. 无情的，不松懈的，不屈不挠的；

例句
He was unrelenting in his pursuit of legal mandate.
他坚决要求得到合法的托管权.

thoroughness

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例句
The thoroughness of the evaluation process we went through was impressive.
我们亲历的评估过程面面俱到，给人留下了深刻印象。