This is possible only because disk drives, while valuable, are small and light and so cost little to ship.

这之所以成为可能，只是因为磁盘驱动器虽然价值高，但体积小、重量轻，因此运输成本低。

youdao

If all the data fits in the cache, then the data is read from disk only once; after that, all requests are satisfied from the cache at memory speed.

如果所有数据都在缓存中，那么只需从磁盘读取一次数据；毕竟，所有的请求都可以用内存速度从缓存中得到满足。

youdao

When a particular system is visible through disk heartbeat only.

当某一系统只能通过磁盘心跳线被访问时。

youdao

The two-disk package will only be sold for Xbox 360 versions of the game.

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But the chips made their way into so many products--Cisco routers, Seagate disk drives, Netgear wireless modems--only because of Dai's relentless salesmanship.

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The research firm now sees PC units up 5% in 2012, down from a previous forecast of 10.1%, reflecting not only the weak economy but also the impact of tight disk-drive supply due to the floods in Thailand.

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