在中国城市骑自行车非常方便：从城市的一端到另一端花的时间和搭车也差不多。

Chinese cities are extremely bike-friendly: I can travel from one side of the city to the other by bike in about the same time I could by car.

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要进一步改善口感，看看它的“肚脐”：在有花的一端，茄子会有一个椭圆或圆形的小凹。

To further improve taste, check out its "belly button": At the blossom end, eggplants have either an oval or round dimple.

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长餐桌的一端摆设着玫瑰花和银烛台；

The dining-room table was set with roses and silver candlesticks.

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But the moment swap returns, the moment we hit this bottom most curly brace, what conceptually happens in memory?

但是swap返回时，当我们抵达花括号底端是，在内存中发生了什么？

哈佛公开课 - 计算机科学课程节选