n
- ① 【物理】时空,四次元的世界
- a space-time continuum时空连续体
词路径
- entity
- abstraction
- abstract entity
- psychological feature
- cognition
- knowledge
- noesis
- structure
- arrangement
- organization
- organisation
- system
- coordinate system
- frame of reference
- reference system
- reference frame
- space-time
- space-time continuum
上位词
- coordinate system
- frame of reference
- reference frame
- reference system