难民营的居住条件简直是骇人听闻的。

The living conditions in the refugee camp were utterly ___appalling.

报告中记载的残忍行为真是令人震惊。

The brutality documented in the report was truly ___appalling.

这部小说探讨了两位主要角色之间令人震惊的残忍行为。

The novel explores the ___appalling cruelty between the two main characters.