基因修改 jīyīnxiūgǎi genetic modification Origin Definitions Defs Strokes Stroke Words Sentences Sents 基因 jīyīn noun gene basic unit of heredity in a living organism, usually made of DNA and located on chromosomes in the cell nucleus修改 xiūgǎi verbnoun to revise to amend, alter, or modify text, plans, or drafts to correct errors and improve quality