网球高压球是一种在头上用扣压的动作完成的一种击球方法；它是从头的上方把球扣到对方场区，故又称杀球，其落点准、力量大，高压球是一项绝对的强攻性技术；根据对方挑过来的球的高低程度不同，高压球可分为落地高压和凌空高压两种。
目的探讨高压球囊扩张术治疗良性输尿管多节段狭窄的疗效。
Objective To investigate the therapeutic effect of high pressure balloon catheter dilation on multi-segment benign ureterostenosis.
然而，当在第三盘将很容易的高压球打下网之后又一次被穆雷破发，西班牙人的势头戛然而止。
The Spaniard's momentum was halted in the third game however when he missed an easy overhead into the net to give Murray another break.
然而，在第三盘将很容易的高压球打下网之后又一次被穆雷破发后，西班牙人的势头戛然而止。
The Spaniard's momentum was halted in the third game, however, when he missed an easy overhead into the net to give Murray another break.
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