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Sigma KEE - PlanetEarth
KB Term: 
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
行星地球
Relationships      
Instances天文体这是所有有显著大小天文物体的 Class。它包括 SelfConnectedObject 如：星球、星斗和小行星，与 Collection 如：星云、星系和星座。注：地球是一个 AstronomicalBody，但是地球的每一个 Region 都是一处 GeographicArea。
 实体The universal class of individuals. This is the root node of the ontology.
 天然卫星NaturalSatellite is the class of large, naturally occurring astronomical bodies orbiting some other AstronomicalBody.
 客体这可粗略地对应为一般物体。例子包括 正常物理对象、地理区域和 Process 的位置，在 Physical 类别 Object 的补充。 在四维本体论上， Object 的时空范畴可大致划分为与时间轴平行的空间间隔。
 物理存在时空中某位置的个体。注：位置本身应理解为，存在于某个时空 的位置。
 行星Planet is the class of large NaturalSatellites that revolve around a star.
 卫星Satellite is the collection of bodies that revolve around some astronomical body, e.g., planets around a star. This class includes both artificial and NaturalSatellites.
Belongs to Class 实体


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