XFS tries to cache as much data in memory as possible, and generally only writes things out to disk when memory pressure dictates that it do so.

xfs设法在内存中缓存尽可能多的数据，并且，通常仅当内存不足时，才会命令将数据写到磁盘时。

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As the wind strikes the actuator disk on the upwind side, the pressure rises there, and the wind is deflected away from the disk, causing a large wake downstream of the disk.

当风力在逆风侧冲击促动盘时，那里的压力上升，并且风力从盘转向离开，引起盘下游的较大尾流。

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Any of a group of eye diseases characterized by abnormally high intraocular fluid pressure damaged optic disk hardening of the eyeball and partial to complete loss of vision.

青光眼一种眼疾，症状是眼内液体压力超常的高，眼膜受损，眼球硬化，部分以至完全丧失视力。

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Chanos thinks the disk drive makers will face added pressure from excess supply of digital storage space.

FORBES: Jim Chanos At Ira Sohn: Time To Short Seagate As Death Of PCs Will Collapse Hard Drive Market And Insiders Sell

"Nobody knows if it's a muscle with pressure on the sciatic nerve or if there's a problem with a disk, " Stricker said ot the discomfort he felt during his long day.

CNN: January 8, 2013 -- Updated 1648 GMT (0048 HKT)

This can be just the result of the excess pressure placed on the nerve or it can also be caused by neck or back trauma, a herniated disk in the spine, or a mass (such as a tumor or infection).

CNN: Does my numb leg mean I have a circulation problem?