The term of validity of identification papers or residence certificates shall be determined according to the purposes of entry.

身份证件或者居留证件的有效期限，根据入境的事由确定。

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The term of entrustment is divided into one-day and five-day validity.

委托期限分为当日有效和五日有效。

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The term of validity of the present treaty is twenty years.

本条约有效期为二十年。

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Although critics generally accept the long-term validity of ratings, there has been vociferous criticism of the agencies' short-term performance.

ECONOMIST: Credit-rating agencies

One of the arguments, that keeping a lid on long-term rates will get the housing market back on its feet, is of questionable validity.

FORBES: Federal Reserve Delivers $46B Of First-Half Profit To U.S. Treasury