The duration datatype specified in the XML Schema 1.0 Datatypes Recommendation (see Resources) is a partially ordered type that represents a period of time.

XML Schema 1.0 Datatypes Recommendation（参见 参考资料）中指定的 duration 数据类型是一个半序类型（partially ordered type），表示一个时间段。

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In literature, the body was confined to ordered pages of type.

NEWYORKER: The Artists

The council said the campaign was connected with a court case on Tuesday in which a pitbull terrier-type dog was ordered to be destroyed.

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The plane's grounding on Jan. 16, an enormous black eye for Boeing, marked the first time since 1979 that FAA had ordered every plane of a particular type to stay out of the air for safety reasons.

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