The developers want it to be a landmark of Taiyuan in the 21 Century and an exchange window for international communication of the city.

在形象上定位于其建成后成为21世纪太原市的地标性建筑，成为太原与国内外交流的形象窗口。

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Fixed exchange rates went out of the window.

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Next up: a multicommodity exchange in Mauritius, which can be a window to Africa.

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If your 401(k) plan has a brokerage window, use it to buy low-cost exchange traded funds.

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