běi jí quān / nèi / de / jí zhòu / xiàn xiàng / huì / chí xù / shù zhōu / tài yáng / shǐ zhōng / bú huì / luò xià

北极圈内的极昼现象会持续数周，太阳始终不会落下。

The polar day phenomenon inside the Arctic Circle can last for several weeks, with the sun never setting.