“(?)之于足,行之于腿,(?)之于膝”。杨式太极拳的“十六关要论”一开头,便首先提到足、腿、膝是练拳的根本所在。太极的架式锻炼着重在下架,根于脚,发于腿,其架式锻炼的要求,是从这里出发的。同时更值得注意的是足的(?)、腿的行、膝的(?)。太极拳的(?)、行、(?)的奥秘所在,是拳艺家们通过不断的艰苦锻炼、辛勤实践,所摸索出来的可贵经验。 “(?) In the foot, the line in the legs, (?) On the knee.” The beginning of the “sixteen critical points” of Yang-style Taijiquan first mentioned that feet, legs and knees are the essence of practicing boxing. Tai Chi rack exercises focus on the next frame, rooted in the legs, the legs of their training requirements, is from here. At the same time more noteworthy is the foot (?), Leg line, knee (?). The mystery of Taiji (?), Xing (?) Lies in the precious experience that box artists have come to with constant hard workouts and hard work.