For example, without the preferred room filter, you have to scroll through the list of all available rooms (in a relatively small window) to see if some particular room is available.

举例说明，如果没有首选房间过滤器，您就必须在所有可用房间的列表(显示在一个相对较小的窗口内)中滚动浏览，查看是否有某些特定房间可用。

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In the plant’s control room, Penrice’s workers watch crystals form on the outside of a vacuum-drum filter.

在Penrice公司车间的控制室，工人们可以看到晶形在真空鼓过滤器表面凝结。

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If you pass more filter properties, chances are lower that a room matches them. Better limit the options.

如果你通过更多的过滤特性，一个房间比赛的机会较低。更好的限制选项。

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Perhaps most important, iRobot added new models at higher prices with features like a HEPA filter, scheduling and room-by-room navigation.

FORBES: Invasion Of The Machines: iRobot Hunts Bombs, Cleans Floors, Now Wants To Heal You

In the plant's control room, Penrice's workers watch crystals form on the outside of a vacuum-drum filter.

ECONOMIST: Petri-dish economies