C 2. 〈口〉可怕的事情,无法摆脱的恐惧 very frightening or unpleasant experience
句型例句
I had a nightmare about being drowned in a lake.我做了个在湖里淹死的噩梦。
Living in such a dirty and noisy place was a nightmare.住在如此又吵又脏的地方真是一场噩梦。
He often dreams nightmares.他经常做噩梦。
The hurricane was a long nightmare.这次飓风令人担惊受怕了很久。
