净化室内空气 选这些植物就对了！
<p><span word="Indoor">Indoor</span> <span word="air">air</span> <span word="pollution">pollution</span> <span word="is">is</span> <span word="a">a</span> <span word="common">common</span> <span word="threat">threat</span> <span word="to">to</span> <span word="human">human</span> <span word="health">health</span>, <span word="the">the</span> <span word="new">new</span> <span word="study">study</span> <span word="looked">looked</span> <span word="at">at</span> <span word="five">five</span> <span word="common">common</span> <span word="house">house</span> <span word="plants">plants</span> <span word="and">and</span> <span word="found">found</span> <span word="that">that</span> <span word="when">when</span> <span word="it">it</span> <span word="comes">comes</span> <span word="to">to</span> <span word="removing">removing</span> <span word="harmful">harmful</span> <span word="chemicals">chemicals</span> <span word="from">from</span> <span word="the">the</span> <span word="air">air</span>, <span word="those">those</span> <span word="five">five</span> <span word="plants">plants</span> <span word="are">are</span> <span word="better">better</span> <span word="than">than</span> <span word="others">others</span>.</p><p>室内空气污染对人类健康是一种常见的威胁，当我们谈到净化空气中的有害化学物质，这五种植物比其它植物更有效。</p>
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