Derbyn.德比(英国中部的都市);德比马赛
derailvt.使出轨;阻碍;扰乱vi.出轨
derangern.忧乱者;错乱者
derangedadj.疯狂的动词derange的过去式和过去分词.
Derangeon德朗容
derangementn.精神错乱
derange v.使错乱;
derangements错排数
Derangement of knee膝关节紊乱
"The death of his parents unbalanced him"
"Fundamental Islamicists threaten to perturb the social order in Algeria and Egypt"