Meanings of serpentine grace in English

She slid over the floor with a kind of fascinating, serpentine grace.

It certainly was unusual, combining the serpentine grace of Florentine and Celtic designs.

I did my best not to notice the almost serpentine grace of her movements.

Bright informational spheres formed tightly packed streamers five metres above the heads of the thronging passengers, weaving around each other with serpentine grace.