gǔ / dài / wèi / wáng / rén / zài / zhàng / fu / qù / shì / hòu / xū / shǒu / guǎ / duō / nián古代未亡人在丈夫去世后需守寡多年。In ancient times, widows were required to remain widowed for many years after their husbands died.