polar night

常見例句

To fight off the perpet-ual blackness of the polar night, a windmill was installed to run electric arc lamps.
爲了擊退極地之夜的黑暗，他還裝了個風車發(fā)電運行電弧燈。
This difference allows the satellite to capture a year-round sea ice record, despite cloud cover and months of polar night.
這種差別使得衛(wèi)星能夠獲取整年的海冰記錄，除非出現(xiàn)雲層遮蔽或極夜的月份。
But as the annual winter sea ice boundary retreats farther south, pack ice penguins may ultimately find themselves trapped behind a curtain of polar night for which they have no hardwired strategy.
但隨著鼕季海冰邊界不斷曏南撤退，喜歡在積冰上生活的企鵞也許最終會被睏在極夜的黑幕中無法脫身。