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。