Data burned on optical discs by consumer-based drives tend to fail after a number of years depending on the disc materials and storage environment.

消费者用普通刻录机刻录在光盘上上的数据依据光碟材质和储存环境的不同往往若干年后就损坏了。

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According to the company's press release, the service will be available through a number of select connected Blu-ray Disc players and HDTVs, as well as on PCs by way of CinemaNow.

百思买称，公司将通过几款连网的蓝光播放器、高清电视提供在线视频服务，另外，用户还可以通过电脑在CinemaNow上租赁和购买影碟。

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Objectives. To assess the influence of the disc level and number of discs replaced following TDR on postoperative outcome.

目的。评价椎间盘节段和椎间盘置换的数目对腰椎人工椎间盘置换术后的临床效果。

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