精选优质文档-倾情为你奉上常见构词法归纳 1派生法(1)前缀 表示否定意义的前缀:a. 纯否定前缀:un-: unable, unemployment(失业), unload(卸载), uncover(发现、揭开、揭露), unhappy, untrue, unlike(不像), unrest(不安的,动荡的), unfair, unknown, unhealthy, unusual(不寻常的;与众不同的), uncertain(无常的、含糊的), unclear(不清楚的), unequal, unlucky, unreal, unkind, uncomfortable, uneasy(心情不安的), uninteresting, unimportant, unnecessary, unpleasant, undivided(专心的、专一的、未分开的), unreserved(无保留的、坦白的)dis-: dislike(不喜欢), disarm(解除武装;放下武器), disconnect(vt拆开,使分离), disagree, disap