equinox 春分

equinox
繁: 春分
簡: 春分

在地球的兩極，太陽只出現在地平線上，並且在春分前後全天出現，標誌著長達半年的極夜和極晝之間的轉換。

日不落！阿拉斯加小鎮進入84天「極晝」(2025年6月3日)。大紀元，取自https://www.epochtimes.com.tw/n473527/日不落！阿拉斯加小鎮進入84天極晝.html

As the Northern Hemisphere leans away from the sun between the September and March equinoxes, daylight fades farther and farther north, reaching its peak around the December solstice.

Utqiagvik, Alaska, begins polar night: 65 days without sunlight (2025, Nov 18). AccuWeather. Retrieved from https://www.accuweather.com/en/winter-weather/utqiagvik-alaska-begins-polar-night-65-days-without-sunlight/1835659#google_vignette