每到这个时节，祝你有一个充满爱与幸福的圣诞节。

During this Season may the happiness and love of Christmas be yours.

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每到这个节日，成千上万只狗狗会被当街宰杀供游客食用。

When it comes to this festival, thousands of dogs were killed in the street for tourists to eat.

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一连几天全部是如此，每到这个时间，小明便站在窗口，重复着那句让王先生毛骨悚然的话。

This is true for several days, every time this time, Xiao Ming to stand at the window, repeating the phrase for Wang chilling words. Finally, Mr.

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Right. You really have to have a wise passiveness that moment to really think that every piece of art have that kind of duty behind it.

的确，一个人必须要有这种聪悟的被动,才能在那一瞬间理解到每一个艺术作品,背后都有这个的意义。

普林斯顿公开课 - 人性课程节选

And in this case, we go from 8 to 4 to 2 to 1 three times and then on each iteration of this algorithm, each pass across the board I'm touching N numbers, so that means I'm doing N things, log N times.

在这个例子中，我们从8得到4，到2，再到1，是3次,在这个算法的每次迭代中，每一趟我都会操作N个数，也就是所我每次要做N步操作，一共要做，log，N，次。

哈佛公开课 - 计算机科学课程节选