更新 gēngxīn HSK5 to update; to replace Definitions Defs Origin Strokes Stroke Words Sentences Sents Showing: to regenerate All meanings 55 gēngxīn 55 to update; to replace 54to regenerate 1 1 sentence for 更新 (gēngxīn — to regenerate) 人体内的水每5~13天更新一次。 réntǐ nèi de shuǐ měi5~13 tiān gēngxīn yīcì. The water in the human body is renewed every 5 to 13 days. Source: CCMatrix