昨天 zuótiān HSK1 yesterday Origin Definitions Defs Strokes Stroke Words Sentences Sents Showing: the past All meanings 481 zuótiān 481 yesterday 480the past 1 1 sentence for 昨天 (zuótiān — the past) 昨天的你是谁，不重要。 zuótiān de nǐ shì shéi, bù zhòngyào. Who you were yesterday doesn't matter. Source: CCMatrix