精品窗帘
这些不是英语所有的偏旁部首和偏旁部首，而是前缀1.表示否定意义的前缀1)纯否定前缀a-, an-, asymmetry（不对称）anhydrous（无水的）dis- dishonest, dislikein-, ig-, il, im, ir, incapable, inability, ignoble, impossible, immoral, illegal, irregularne-, n-, none, neither, nevernon-, noesenseneg-, neglectun- unable, unemployment2)表示错误的意义male-, mal-, malfunction, maladjustment(失调)mis-, mistake, misleadpseudo-, pseudonym(假名), pseudoscience3)表示反动作的意思de-, defend, demodulation(解调)dis-, disarm, disconnectun-, unload, uncover4)表示相反，相互对立意思anti-, ant- antiknock( 防震), antiforeign,(排外的)contra-, contre-, contro-, contradiction, controflow(逆流)counter-, counterreaction, counterbalanceob-, oc-, of-, op-, object, oppose, occupywith-, withdraw, withstand
