polar day 極晝

polar day 
繁: 極晝
簡: 极昼

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

Meanwhile, at the opposite end of the world, Antarctica is entering a spell of the midnight sun, a polar day that can last for months.

A 65-day polar night has started in an Alaska town. What it is and how people cope (2025, Nov 20). ThePrint. Retrieved from https://theprint.in/feature/a-65-day-polar-night-has-started-in-an-alaska-town-what-it-is-and-how-people-cope/2788570/