Cartoonist william nearly describes it this way your feet and hands are attached but your upper body can move around the center of the bike in a cone shape when you stand you simply get a bigger cone of movement which allows you to have more control over the bike moving your body around also allows you to shift the focus point of your weight from seat to pedals to handle bars you can add weight to either wheel to improve traction for breaking climbing or turning 漫画家?威廉描述:虽然脚和手是固定的,但可以身体却可以(以坐垫为中心)角锥状地活动,当你站起来可以把中心移到双脚而得到更大的角锥体移动,那会让你有更大的空间改变重心,让前后轮得到煞车、爬坡和转弯的最大抓地力。