IPhone 4 has a radically new design; none of the old cases fit.

iPhone 4有了截然不同的新设计；没有一款旧款手机套适合它。

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Case Combination is to combine different parts of different old cases in the case base to solve a new problem.

案例组合是将案例库中不同旧案例的不同部分组合在一起以解决新问题。

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The old doctor handles his cases with great care.

这位老医生看病很仔细。

《新英汉大辞典》

Recent cases included the tragic case of a fifteen-year-old girl whose family moved from Ireland.

VOA: special.2010.04.22

He was still breathing," In one of the cases this month, a 45-year-old Roma woman was killed in the eastern village of Kisleta and her 13-year-old daughter was seriously injured when police say gunmen broke into their home at night and shot the victims in their sleep.

VOA: standard.2009.08.22

Sergeant Jorge Duran, supervisor of the San Diego cold case unit, has used the media to close old cases.

CNN: Solving the cold case: Time, DNA and ingenuity can help

The posthumous rehabilitation process allowed old cases to be re-examined, but did not lead to new prosecutions, Ms Paneyakh said.

BBC: News

Mr. SAVAGE: Yes, a similar theme, Neal, in that the issue, again, is the court had said federal judges should not reopen old cases.

NPR: High Court Allows Lethal-Injection Challenges