Mr Martin shows off two smart, indoor swimming pools.

马丁向我们炫耀了他们那两个漂亮的室内游泳池。

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To work out a method of comprehensive evaluation of the general hygienic status of indoor swimming pools.

摸索室内游泳池一般卫生状况综合评价方法。

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Suitable for apartments, hotels, holiday resorts, indoor swimming pools, fitness centers and other commercial facilities.

为公寓，酒店，度假胜地，室内游泳池，健身中心和其他商业设施适合。

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The indoor swimming pools are the most beautiful in Budapest, with the main pool having a glass dome, Art Nouveau mosaics, stained-glass windows and many statues.

BBC: Mini guide to Budapest's spas

The researchers argue that the rise of asthma in Western Europe could at least partly be attributed to the increasing exposure of children to the by-products of chlorine in the air and water of indoor swimming pools.

BBC: NEWS | Health | Swimming pool use link to asthma