Hormone replacement therapy.

激素替代疗法。

And renal replacement therapy is expensive.

而且，肾脏替代疗法的费用很高。

The whole concept of estrogen replacement therapy was about that.

雌激素替代疗法的整个概念就是针对它的。

Does hormone replacement therapy prevent epithelial ovarian cancer?

激素替代治疗能预防卵巢上皮癌吗？

Well that's a sizable chunk of change for boyfriend replacement therapy.

好吧，这看起来像是某种为了取代男友的疗法。