单词：space-time_continuum 

名词

• 
  [1.n.space-time_continuum] (同义词:[space-time( adj. 时空 )]  [space-time_continuum]  )
• 
  注释列句：the four-dimensional coordinate system (3 dimensions of space and 1 of time) in which physical events are located
• 上位词 -> [coordinate_system]  [arrangement( n. 排列, 安排 )]  [structure( n. 结构, 构造, 建筑物 vt. 建筑, 构成, 组织 )]  [cognition( n. 认识 )]  [psychological_feature(心理特征 )]  [abstraction( n. 提取 )]  [entity( n. 实体 )]