大气上层的自然亮光，常见于高纬度地区的夜空。
"Auroras are most commonly seen near the polar regions. 极光通常在极地附近看到。"
"Many travel to see the aurora borealis in winter. 许多人在冬季旅行来看到北极光。"
罗马神话中掌管黎明的女神。
"Aurora was the Roman goddess of dawn. 奥罗拉是罗马神话中的曙光女神。"
"Many Roman myths describe Aurora's beauty. 很多罗马神话描述了奥罗拉的美丽。"
颜色或光线的启示，尤其是用于形容美丽的色彩。
"The artist's palette was inspired by the colors of the aurora. 艺术家的调色板受到极光色彩的启发。"
"The sky was painted with an aurora of colors at sunset. 日落时天空散发着极光般的色彩。"