Dulko is South America's No.1 in player in both singles and doubles - in fact she is her continent's only Top 150 player in either discipline (No.52 in singles, No.4 in doubles).

杜尔科是南美洲单打双打两方面的头号球员。事实上，她也是她所在的大陆中唯一一名单打双打都在150强内的球员(单打52，双打第4)。

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He reached as high as fourth in the world in singles and two years ago reached the semifinals at Wimbledon before falling to eventual champion Roger Federer.

他在单打中的世界排名一度高居第四位，两年前他还进入了温布尔登的半决赛，只是输给了最后的冠军得主费德勒。

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There are two people in singles or four people in doubles or mixed doubles.

网球比赛单打为两人。双打或混合双打为四人。

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And,in nineteen seventy-five, he won the Wimbledon Singles Championship in England.

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All became hits. This made Justin Bieber the only artist in the history of Billboard magazine to have four singles from his first album among the most popular songs before the albums release.

VOA: special.2010.02.26

Taking a more pop-oriented direction in the 1970s, the group garnered five Top 5 singles, including three that went to Number One.

VOA: standard.2010.06.27

The 23-year-old doubles specialist, ranked 113th in singles, will next play Colombia's Alejandro Falla.

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He collected six this year in his three matches (two in singles and one in doubles).

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Doubles partner Ward, the British number four in singles, defended Bogdanovic and insisted the focus on Wimbledon results is unfair.

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