To work triceps, stand with resistance band along your back, holding the tubing in one hand and stretching the other band with your other hand over your head.
锻炼三头肌的时候将橡皮筋套在后背，一只手抓住橡皮筋的一头，另一只手抓住橡皮筋的另一端拉升橡皮筋至头顶上方。
Grasp the other end with slight tension in the band or tubing and pull toward your side.
手握住训练带或训练管的另一端，然后向你的方向拉。
Fold the urinary bag tubing and tie this securely with a rubber band.
将尿袋管对折，并用橡皮筋绑紧。
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