How soon did I know you on earth, long or short? I feel a little bit trance, as it was 12 o 'clock of dial in the polar day, midday or midnight, it's hard to judge.

认识你到底有多长时间，漫长还是短暂？我感到恍惚，像是极昼之中看到表盘上的12点，无法判断是在正午还是子夜。

youdao

If the ice keeps becoming water, one day there might not be any polar bears.

如果冰继续融化，有一天北极熊可能就不复存在了。

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That great dome of ice reflects sunlight back into space throughout the 24 hours a day of polar summer sunshine.

在极昼时期，巨大的冰穹24小时不停地将阳光反射回太空。

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The 13-day trek across the frozen polar ice cap was in aid of the charity Walking With The Wounded which supports injured ex-servicemen and women.

BBC: Prince Harry's polar expedition flies Dover school flag

One winter day in northern Quebec some years ago, a polar bear wandered into a village and approached a seven-year-old Inuit child.

NEWYORKER: A Loaded Gun

Its lead author was UCL's Seymour Laxon, the renowned polar scientist who tragically died following an accident on New Year's Day.

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