adj.恶梦似的,不愉快的;
例句:
The party began to take on an unreal, almost nightmarish quality.
聚会开始呈现出虚幻、近乎梦魇般的气氛。
At first glance it looks like a nightmarish trip.
乍一看,这是一段多么可怕的旅程.
It's evident they've discussed the most nightmarish aspects of a nuclear holocaust in their classrooms.
显然他们在课堂上讨论过大规模核破坏的最恐怖的方面.