例如，西安是一座历史如此悠久的城市。

For example, Xi'an is a city with long history.

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西安是一座历史悠久的城市，有很多值得参观的景点。

Xi’an has so much history and there’s a lot to see.

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西安是一座美丽的城市，有一个很丰富多彩的历史。

Xi 'an is a beautiful city with a very colorful history.

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西安是一座美丽的城市，有一个很丰富多彩的历史。

Xi 'an is a beautiful city with a very colorful history.

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