During sleep the automatic metabolic system is less responsive to carbon dioxide levels and oxygen levels in the blood.

在睡眠期间，自动的新陈代谢系统对血液中二氧化碳和氧气的含量反应并不灵敏。

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The first is an automatic, metabolic system whose control is centered in the brain stem.

第一种是自发的新陈代谢系统，它的控制集中在脑干上。

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The Linux ntfsfix utility performs what few checks are possible in Linux and then flags the file system for automatic checking the next time Windows boots.

Linux ntfsfix实用工具执行Linux中很少检查的文件系统，并将它们标记为下次Windows引导时自动检查。

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The federal law enforcement official told CNN that such a hit in the system doesn't prompt automatic action.

CNN: Bombing suspect not on terror watch list

Grid Friendly Appliance Controller: Developed at the Pacific Northwest energy Laboratory, the Grid Friendly Appliance controller senses grid conditions by monitoring the frequency of the system and provides automatic demand response in times of disruption.

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The ship's automatic fire extinguishing system kicked in and soon contained the blaze, and no injuries were reported.

CNN: STORY HIGHLIGHTS