-- 2. generalize: id : ∀α. α → α (α is free at let boundary)
Secret Sauce #2: Adaptive Routing
麥肯齊談起他的工作時，正值令人驚嘆的南極夏日，溫暖的攝氏零下15度。他窗外是一片無邊無際的白色，被同樣廣闊的純藍天空所覆蓋。，更多细节参见体育直播
В МОК высказались об отстранении израильских и американских спортсменов20:59
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Rubio has said the speedboat incident was not a US operation and no US government personnel were involved.，详情可参考同城约会
Peaky Blinders 'a Western in the West Midlands'