Ｐｏｌｙｓｅｍｙ ｉｎ ｃｏｇｎｉｔｉｖｅ ｓｔｕｄｙ

[Abstract]Polysemy is a common phenomenon in language， which is the trend of linguistic economic principles through humanbeings' cognitive metaphor. This paper applies preposition both in English and Chinese through image schema to interpret polysemy to research the forming of this phenomenon.

[Key words]polysemy; cognitive metaphor; image schema

[中圖分類號]G64 [文獻標識碼]B [文章編號]1005-1074(2008)09-0091-01

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