精选优质文档-倾情为你奉上一. 常见的前缀1.表示否定意义的前缀1)纯否定前缀1.a-, an-, asymmetry(不对称)anhydrous(无水的) 2. dis- dishonest, dislike3. in-, ig-, il, im, ir, incapable, inability, ignoble, impossible, immoral, illegal, irregular4.ne-, n-, none, neither, never 5.non-, noesense 6.neg-, neglect 7.un- unable, unemployment2)表示错误的意义1. male-, mal-, malfunction, maladjustment(失调) 2.mis-, mistake, mislead 3.pseudo-, pseudonym(假名), 3)表示反动作的意思1.de-, defend, demodulation(解调) 2.dis-, disarm, discon