The snippet below places the key on the top left corner, and sets a box around it.

下面的代码片段将关键字放在了左上角，并在它周围设置了一个框。

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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.

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。

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Rendezvous and docking is a key skill that we must master for building the space station. If this step is taken then the space station is around the corner.

交会对接，是建造空间站必须要掌握的一项关键技术，迈出这一步，空间站指日可待。

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The south-western corner of the state may be key.

ECONOMIST: Swing states: Missouri

Check the lower left-hand corner of your browser for the symbol of an unbroken lock or key.

BBC: Is e-shopping safe?

It seemed as though Spurs might be reprieved and make Sunderland pay for their profligacy, but the final key moment in this astonishing game came from Zenden, who acrobatically volleyed into the top corner following Henderson's looping cross.

BBC: Sunderland 3-1 Tottenham