“开”在汉语中使用频率很高,它是词汇系统中活跃的一员。纵观“开”的语义演变,发现“开”与其前面的动词发生了词汇化,产生很多新词。造成“V开”词汇化的动因主要是韵律和高频使用两方面。“开”作为单音节词有进一步语法化并演化成类词缀的可能性。 “On ” is used frequently in Chinese and is an active member of the vocabulary system. Looking at the semantic evolution of “open”, we found that “open” lexicalized with the verbs in front of it and produced many new words. The causes of the lexicalization of “V ” are mainly two aspects of prosody and high frequency use. “On ” as a monosyllable with the possibility of further grammaticalization and evolution into quasi affixes.