当访问定制门户时，在这里所选择的主题会被默认放置于此页面之上。
When you access your customized portal, the topic you select here is positioned on this page by default.
但是，由于我发现到处都没有对它的精确记录，因此需要在这里包括用于此类加速的模型。
However, because I've found it accurately documented nowhere else, I want to include here a model for such speed-ups.
由于此地离北极如此之近，北极光在这里常常出现。
The northern lights are often visible here because it is so close to the North Pole.
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