究竟 jiūjìng HSK4 actually Definitions Defs Origin Strokes Stroke Words Sentences Sents jiūjìng actually · after all · outcome 究 jiū adverb after all (bound form, literary) actually; really; in the end; after all竟 jìng adverb eventually eventually; in the end; after all; finallyjiūjìng to investigate thoroughly 究 jiū nounverb to investigate (bound form) to study carefully; to probe; to research竟 jìng to investigate (literary) to investigate thoroughly; to go into the matter to the end