大开大合 dàkāidàhé epic in scope Origin Definitions Defs Strokes Stroke Words Sentences Sents 大开 大開 dàkāi verb to open wide to open something completely or fully大 dà adjective big big; large; great; vast; high in scale or intensity; (of a person) old; adult合 hé verb to join to close; to shut; to join; to combine; to pool (efforts, etc.)