They were runners-up in the mixed doubles.

他们采取双重检查以防出错。

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Mixed doubles can be no fun for the woman if her team clears, because she is in danger of being hit in the face from the opposing man's smash.

混双比赛对于女选手来说，并不是一件有趣的事情，因为她随时会被对方男选手的来球击中面部。

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The first tournament was held in 1877, only men participated. Men's doubles, woman single, doubles and mixed doubles were accepted as the formal events later.

第一后是在1877年举行，比赛项目仅男子单打，后来增加了男子双打、女子单打、双打和混合双打。

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He canceled his post-match press conference while he received treatment, but did return later to play in the mixed doubles with Serbian teammate Ana Ivanovic.

CNN: December 31, 2012 -- Updated 1828 GMT (0228 HKT)

The 25-year-old beat former world No. 1 Novak Djokovic on his way to the final, and also claimed silver in the mixed doubles with Laura Robson.

CNN: Federer considering Rio Olympic bid

In the 2006 World Championships, he coached all four of the finalists in the mixed doubles, with Robertson and Emms winning gold and Anthony Clark and Donna Kellogg silver.

BBC: Andy Wood quits position as GB badminton head coach