one的指代,例句如下The second clause expands the temporal domain by relating a new situation time to the one that is already in the domain.这里the one 指代什么?能用what （a new situation time to what is already in the domain）或 which 替换吗 （a new situation time to which that is already in the domain） ?

one的指代,例句如下
The second clause expands the temporal domain by relating a new situation time to the one that is already in the domain.
这里the one 指代什么?
能用what （a new situation time to what is already in the domain）或 which 替换吗 （a new situation time to which that is already in the domain） ?