A dungeon is a dark underground prison in a castle.
英汉词典释义
n.
地牢
a weird atmosphere in the dungeon地牢里怪异的气氛The captured rebels were consigned to the dungeons.抓到的叛乱分子被送进了地牢。Throw him into the dungeon and leave him there.把他扔进地牢,让他呆在那儿。
英英词典释义
Noun
1. the main tower within the walls of a medieval castle or fortress
2. a dark cell (usually underground) where prisoners can be confined