In Figure 1 there are two lines that cross each other, and my general rule of thumb is that you should strive to minimize the number of crossed lines in your diagrams.

在图1中，有两条线相互交叉，我的一个常规经验法则是应该尽量减少图中交叉线的数量。

youdao

As anyone who has done any cross-country hiking will tell you, there are two data points which must be in-hand before a course can be plotted: the starting point and the ending point.

如同所有完成过越野徒步旅行的人告诉您的，在绘制行程之前必须掌握两个数据点：出发点和终点。

youdao

(Interestingly, Amazon's SimpleDB also prohibits cross-domain queries.) For instance, if you're storing United States customers in Shard 1, you also need to store all of their related data there.

(有趣的是，Amazon的SimpleDB也禁止跨域查询)例如，如果将美国客户信息存储在切分1中，还需要将所有相关数据存储在此。

youdao

And my question is, since November 26th, when there was another cross-border attack in which 26 Pakistani soldiers were killed, you had tension in relations between the U.S. and Pakistan.

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There is some risk that after you have sunk your money in, Congress will double-cross you with a change in the tax laws.

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So, perhaps there is economic incentive, especially if you can factor in customer relationship, up-selling and cross-selling benefits.

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