Slot your foot (big toe up, pinky toe down) into the crack up to the arch of your foot, keeping your knee out to the side.
把你的脚尖(大脚趾在上,小指在下)楔入裂缝中去,直到你的足弓的部分,膝盖保持向外。
2
An overview of some research into lateralisation: the dominance of one side of the body over the other creatures across the animal kingdom have a preference for one foot, eye or even antenna.