【摘要】 词素是英语中的最小语义单位。词素根据其独立性可分为自由词素和粘附词素。自由词素可充当词根，和词缀结合构成派生词，和其他自由词素结合构成复合词；粘附词素根据其作用可分为粘附词根，派生词缀和屈折词缀。更多还原

【Abstract】 In English, the minimal meaningful units are known as morphemes. Morphemes can be divided into the morphemes and bound morphemes. Bound morphemes include bound roots, derivational and inflectional affixes. The paper explains the different features of the affixes, especially the features of derivational affixes.更多还原