在线词典数九进入从冬至开始的"九"。每九日为一个"九",共有九个"九"。拼音shǔ jiǔ解释进入从冬至开始的"九"。每九日为一个"九",共有九个"九"。英文释义nine periods of nine days each after winter solstice, the coldest time of the year