摘要：在中国民族民间舞中，膝部屈伸有着特殊的地位，它是所有舞蹈中必不可少的基本动律，它在民族民间舞中有着举足轻重的作用。本文运用所学的舞蹈知识，从膝部屈伸的作用、膝部屈伸的形式、中国民族民间舞中膝部屈伸的特点及中国民族民间舞中膝部屈伸的训练等方面入手，对膝部屈伸在中国民族民间舞中的运用做一个较为系统深入的分析研究，从而更好地掌握中国民族民间舞的动律和风格。

关键词：中国民族民间舞； 膝部屈伸； 膝部屈伸的形式； 膝部屈伸的特点

Abstract： In the Chinese folk dance ,knee flexion and extension have a special status, it is all in the dance of the essential underlying moving law, it in the folk dance play a decisive role In this paper, by the use of the knee flexor extensor dancing knowledge, from the role of knee flexor extensor, form, Chinese folk dance knee flexor extensor and the characteristics of Chinese national folk dance knee flexor extensor training and other aspects, the knee flexor extensor in Chinese folk dance in the use of a more systematic and deeper analysis and study, so as to better grasp of Chinese national folk dance movement rhythm and style.

Key words：Chinese Folk Dance； Knee flexion and extension； Knee flexor extensor form； Knee flexor extensor characteristics