默认情况下，关键字在右上角；但是如果它妨碍了图，可以将关键字放到其他位置——如果愿意，甚至可以放到图外。
By default, the key is in the top right corner; but if it is interfering with your graph, you can place the key elsewhere — even outside the graph, if you wish.
诫条用巨大的字体写在涂了黑焦油的墙上，字是白色的，三十码外也可以看到。
The commandments were written on the tarred wall in great white letters that could be read thirty yards away. They ran thus.
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