传统上为好天气，只是，但为什么是矩形形状显着？
Traditionally for good weather only, but why is the rectangular shape significant?
当你建立你的天气如何运作的知识，你将深入研究显着的气象现象，提供到大自然的神秘力量的窗口。
As you build your knowledge of how weather works, you'll delve into remarkable meteorological phenomena that offer a window into the mysterious force of nature.
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