A while ago an AD hoc group of computer scientists and cryptographers contributed to a paper that recommended a key of at least90bits for symmetric algorithms used in commercial security.

不久前，计算机科学家和密码学家专门小组发表了一篇论文，建议用于商业安全的对称算法至少要用90位的钥匙。

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A while ago, an AD hoc group of computer scientists and cryptographers contributed to a paper that recommended a key of at least 90 bits for symmetric algorithms used in commercial security.

不久前，计算机科学家和密码学家专门小组发表了一篇论文，建议用于商业安全的对称算法至少要用90位的钥匙。

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Before the primaries were over, an AD hoc veterans group supporting Bush accused McCain of betraying his country in the five and a half years he was a POW in North Vietnam.

初选结束前，一个为支持小布什而特别组成的老兵团体指责麦凯恩在北越战俘营的五年半里背叛了自己的祖国。

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If that decision had been made by a standing group of experts instead of an ad hoc group, it would have drawn less scrutiny.

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Ban Ki-Moon, United Nations Secretary-General, tasked Irina Bokova to convene an Ad Hoc Group to advise him on the science-related recommendations of the Report.

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The Director-General started by assembling an ad hoc group of UN agencies with substantive science portfolios and leaders of major international scientific bodies to provide advice.

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