它是这样的一个工作：你可以支付5.50瑞典克朗(大约相当于70美分)，把信放在邮筒里，第二天这封信就已经到达了基律纳(瑞典最北端的城市)。

That it works. That you can pay 5.50 [Swedish] kronor [about 70 cents], put it in a mailbox, and the next day the letter arrives in Kiruna [the northernmost city in Sweden].

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瑞典国家民航局表示，在瑞典北部，所有的空中航班都被暂停，波及城市包括谢莱夫·特奥、吕勒奥、基律纳和赫玛旺。

In northern Sweden all air traffic was suspended, affecting the cities of Skelleftea, Lulea, Kiruna and Hemavan, the national aviation authority said.

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