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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Aggressive net play is common in doubles.

双打中常常打出有进攻性的网前球。

youdao

The service ball landing point is the key skill in serving the ball in doubles.

而发球落点的变化性是高水平双打选手发球技术的重要标志。

youdao

Because if we don't do that, a year from now I don't see the company doubles in revenue and I don't really see the future of this company.

如果不这样做，一年之后，公司的营业额就不能翻一番,那么公司的未来也变得迷茫。

斯坦福公开课 - 百度CEO李彦宏演讲：全球最大搜索引擎的发展课程节选

But one of the teaching fellas also passed long to us recently, a little real world example of what happens when you're not mindful of various data types and you're not mindful of the imprecision that's inherent in representing data in a computer, at least using a language like C and low level primitives like floats and even doubles.

最近有个助教告诉我们，一个现实世界中的例子,当你不注意各种各样的数据类型,也不注意在计算机中表示数据时,其内在的不精确性，至少在用像C语言,和float甚至double型数据时，那将会发生什么？

哈佛公开课 - 计算机科学课程节选

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

WSJ: Wimbledon Throws in the Towel

Jamie and Andy are now Britain's top-ranked players in doubles and singles respectively.

BBC: SPORT | Tennis | Elder Murray aims for cup double

One is the bad boy of tennis, who holds the record for most consecutive weeks ranked Number One in doubles.

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