2) Hang the towel around your neck and stand barefoot with your back against a wall, with your heels, calves, buttocks, shoulders and head all touching the wall, your lower abdomen drawn in, your eyes looking ahead and upwards, your molars clenched firmly together, your tongue pressed against your palate and your lips tightly closed.
二、脫去鞋襪背著牆，腳跟、小腿、臀、肩和頭部緊貼牆壁，下腹緊縮，眼睛向高處望去，咬緊臼齒、舌頂上顎，雙唇緊閉，布巾掛在脖上。