intractable造句

What may be done to reduce the influence of intractable opponents?
能做些什么来减少那些难缠的反对者的影响呢？

It emerged as the most intractable issue of our era.
它成了我们时代最难解决的问题.

The economy still faces intractable problems.
经济仍然面临着一些棘手的问题。

Objective To observe the curative effect of operation for intractable calcaneodynia.
目的观察顽固性跟痛症的手术治疗效果.

• #intractable