crown moment variation

例句：

1. 1.The crown moment variation in the royal wedding was a major event for the country.
   皇室婚礼中的皇冠时刻变化是国家的重大事件。
2. 2.The scientists discovered a new variation of the virus that could be used to fight it.
   科学家们发现了一种新的病毒变种，可以用来对抗它。
3. 3. The weather forecast predicted a significant variation in temperature across the region.
   天气预报预测了该地区温度的显著变化。