It returns a string value of IBM.

它返回字符串值ibm。

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Calling server.domains returns a String of domain names.

调用server . domains返回一个由域名组成的String 。

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It reads the XML file contents and returns a string to the caller.

它读取XML文件内容并向调用者返回一个字符串。

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NULL If a get string returns null, that pretty much means something went wrong and there are a few things that could go wrong.

如果GetSting返回，大致上表示的是出错了,这里有几种出错的地方。

哈佛公开课 - 计算机科学课程节选

The last two currency funds, which were offered by Franklin Templeton, closed in March to new investors after a string of abysmal returns.

FORBES: In The Money

But the desperate situation brought out the best in the former world number one and at 4-5, she unleashed a string of punishing returns to get herself back into the match.

BBC: SPORT | Tennis | Williams stuns fifth seed Petrova

Whether the 25-year-old Knox, who spent four years in prison during the investigation, trial and first appeal, ever returns to Italy to serve more prison time depends on a string of unknowns.

NPR: Knox Case Puts Italian Justice Under Scrutiny