The most basic reason why dialects should be preserved is that language helps to retain a culture.

方言应该被保留的最基本的原因是语言有助于保留文化。

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That is the basic reason why school change is so difficult.

这是造成学校变革困难的深层次原因。

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This is the basic reason why a query language for XML data is extremely important in a connected world.

这就是在一个连通的世界中，XML数据的查询语言为何如此重要的基本理由。

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This is basic reason why there has been a flurry of insider trading cases.

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The reason why is pretty basic: When we devalue we're actually lowering real wage rates, thus reducing the cost of hiring.

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