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Relation: subclass

direct-childrendocumentationgraph
TimeInterval70这是一个时段。注: TimeInterval 在通用时间轴上 皆有范围和位置;另外 TimeInterval 是没有间隙的,即这个类别只含凸时间间隔。^
    Week.这是所有日历周的 Class^

Relation: Term:

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