求翻译：作为城镇建成区外围的半自然用地，在市域或镇域范围内是整体景观的生态背景与基底，并且对建成区内部的生态格局也有着重要的影响是什么意思？

As a semi-natural land outside the urban built-up areas in the municipal area or town domain within the overall landscape ecological background and basement, and built-up areas within the ecological patterns also have an important impact

As cities and towns outside built-up area of semi-natural land, and in the city's domain or the town site is in the context of the overall landscape ecological background and substrate, and within the built-up area of ecological patterns also have an important impact of

Half uses naturally as the cities built-up district periphery, in the city territory or in the town territory scope is the overall landscape ecology background and the basis, and also has to the built-up district internal ecology pattern the important influence

As the urban built-up area perimeter of semi natural land, city or Township is within the overall landscape ecological background and substrate, and ecological patterns within the built-up area also has a significant impact

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