技改 jìgǎi technological transformation Origin Definitions Defs Strokes Stroke Words Sentences Sents 技 jì noun abbreviation of 技术 技術 jìshù technology technology; technical skill; the systematic application of knowledge in a specific field改 gǎi verb abbreviation of 改造 gǎizào to transform To change, update, or rebuild something existing to make it suit new needs (e.g. land, urban districts, or machinery)