quag·mire/`kwægˏmaɪr; ˈkwæɡmaɪə/ n [C] 1 a very difficult or complicated situation 困境: a legal quagmire 法律上的难题 2 an area of soft wet muddy ground that is dangerous to walk on 沼泽地; 泥沼，泥潭: Torrential rain turned the site into a quagmire. 滂沱大雨把这场地变成了泥沼。