Read Edit View history 成天 chéngtiān HSK7 all day long Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 成天 chéngtiān all day long all day long; all the time; throughout the day Edit Delete References Add reference synonym 一天到晚/一天到晚 → 成天/成天 Edit Delete same_as 成日/成日 → 成天/成天 Edit Delete