Duplex house : is a dwelling comprising two units either side-by-side . Often looks like two houses put together, sharing a wall appears as a townhouse, but with two different entrances.

双拼别墅： 由两个并行的房子组成，看上去像是把两个别墅放在了一起，拥有同一面墙，看上去很像联栋房屋，但是却各自有自己的大门。

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It was the first serious rift in 40 years of farming side by side, sharing machinery, and trading labor and goods as needed without a hitch.

这是40年来他们第一次产生严重的隔阂。 这40年里，他们共用机器，按需交换劳力和物品，日子过得很和美。

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Benedict's resignation the emeritus pope's personal choices about his future have raised the question of how the Catholic Church will deal with the novel situation of having one reigning and one retired pope living side-by-side, each of them called "pope, " each of them wearing papal white and even sharing the same aide in Gaenswein.

NPR: Pope Francis Tells Benedict: "We're Brothers"