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法国人用炮弹般的发球作为敲门砖,发起对对手的猛攻。1特松加在抛球之前,将重心放在前脚上。此时的前脚与底线成45度角。他深知紧张是伟大发球的敌人:他的双手和双肩极为放松。
French people use cannonball-like serve as a stepping stone, launched onslaught on opponents. 1 Tsonga before the ball, will focus on the forefoot. At this point the front foot and bottom line into a 45 degree angle. He knows that tension is the enemy of great service: his hands and shoulders are extremely relaxed.