空气通过室内抬起的双层地板，从座位下面无噪音进入空间中。

Therefore the conditioned air will be silently injected into the rooms via an inflated double flooring underneath the seating.

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有效的Roomba清理整层，下面及周围的家具和沿墙壁，并自动调整，从地毯到硬地板。

Roomba efficiently cleans the whole floor, under and around furniture and along walls, and automatically adjusts from carpets to hard floors.

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布朗先生正在读晚报，这时，他听到从楼梯下面传来一声很大的碰撞声，他赶紧跑到客厅，发现他那在读书的儿子四肢伸开的躺在地板上。

Mr. Brown was reading his evening paper when there came a tremendous banging down the stairs. He jumped up, ran to the hall, and discovered his schoolboy son sprawled on the floor.

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