中新网8月16日电 据外电报道，因为担心膝盖伤势，十一座大满贯得主纳达尔宣布退出美网。

Beijing, aug. 16 as dispatches from foreign news agencies report，For fear of a knee injury，11 a grand slam winner announced his retirement from rafael nadal and beauty。

　　自从在温网上输给捷克人卢卡斯-罗索后，世界排名第三的西班牙人就没有参加过一场比赛。因为伤病，纳达尔还错过了伦敦奥运会。

Since the temperature online loss to the Czech Lucas - after rosso，Ranks third in the world of Spanish people did not take part in a game。Because of injury，Nadal also missed the London Olympic Games。

　　纳达尔说：“我很遗憾地宣布我还没有做好打球的准备，我知道大家都非常支持我，但是要延续我的职业生涯我必须在合适的时间复出。”费德勒说：“我非常吃惊，因为我之前没听说过他有伤病。”

Nadal said：“I regret to announce my is not ready to play，I know everyone support me very much，But to continue my career I must return at right time。”Federer said：“I was very surprised，Because I haven't heard of him before have injuries。”

　　纳达尔的肌腱炎最早是出现在2008年的网球大师赛上，一年之后，因为同样的原因他错过了温网卫冕的机会。2010年，膝伤逼迫他从澳大利亚公开赛退出，当年三月份，他又因为膝伤从迈阿密索尼公开赛退赛。

Rafael nadal's tendonitis was first appeared in 2008 in the tennis masters，After a year，For the same reason he missed the chance of wimbledon。In 2010,，A knee injury pushed him from Australia open exit，The march，He because of a knee injury from Miami SONY open out of the race。

　　8月27日到9月9日，美网将在纽约举行。

August 27, to September 9,，Beautiful net will be held in New York。