舞蹈是以人体为表现手段的综合性艺术。众所周知,舞蹈是美丽的一种代言,但作为一种特殊的人体运动表演形式,不仅需要演员具有一般性的身体运动能力,还应具备一定的特殊能力和素质,由其动作和技巧的需求所决定的。软开度就是其中的一种素质,它是指人体关节在不同方向上的运动能力,以及肌肉、韧带等软组织的伸展能力。 Dance is a comprehensive art based on human body. As we all know, dance is a beautiful endorsement, but as a special form of human exercise, not only need actors with the general ability of physical exercise, but also have some special abilities and qualities, by the needs of their movements and skills decided. Soft opening is one of the qualities, it refers to the human joint movement in different directions, as well as muscle, ligaments and other soft tissue stretching ability.