夏天 xiàtiān HSK2 summer Origin Definitions Defs Strokes Stroke Words Sentences Sents xiàtiān summer 夏 xià noun summer the second season of the year; summer天 tiān noun season season; a period of time in the yearxiàtiān summer days 夏 xià noun summer the second season of the year; summer天 tiān noun day a period of twenty-four hours; also used as a measurement for days or a specific time of day