她对他的爱是坚定不移的。用英语怎么说？

她对他的爱是坚定不移的。

Her affection for him is deeply rooted.

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。

affection

n. 喜爱，钟爱；

例句
She had developed quite an affection for the place.
她逐渐对这个地方钟爱有加。

for

prep. 为，为了，倾向于，关于，当作；conj. 因为，由于；

例句
I've come looking for a bit of advice.
我特来讨教。

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。

is

vt.& vi. 是（be的三单形式；n. 存在；

例句
Bollinger 'RD' is a rare, highly prized wine.
博林格RD香槟是一种名贵的备受推崇的葡萄酒。

deeply

adv. 在深处，浓浓地，强烈地，精心地；

例句
He was a man who abhorred violence and was deeply committed to reconciliation...
他是一个憎恶采用暴力而坚决主张和解的人。

rooted

adj. 生根的，有根的，固定的，根深蒂固的；v. 生根，使（某事物）深深扎根；

例句
She rooted through the bag, found what she wanted, and headed toward the door...
她在包里翻了一阵，找到了想要的东西，然后朝门口走去。