[--]

Jyutping kwaa1 gaai3
Pinyin kuà jiè

Definitions (Wiktionary)
  1. verb
    to cross over into another field; to go beyond an area

跨界 [--]

Jyutping
Pinyin kuà jiè

Definitions (CC-CEDICT)
  1. to go beyond the border; to be transboundary
  2. (fig.) to transition to a new field of endeavor; to be interdisciplinary