Taxonomy of meanings for 以是:  

  • SUCH
    • VPadVin this fashion; in this kind of wayCH
  • THEREFORE
    • VPadS1.postS2conj: on the basis of this (subjective) judgment or subjectively appreciated reason; by this method
    • VPadV{PRED}.postN{SUBJ}:postSsubjectiveon these subjective grounds; by this method