A far more important issue that needs to be addressed is the implication of losing 50% of your system capacity should one data center go out of service.

需要处理的一个更为重要的问题是，一个数据中心丧失服务功能的情况下丢失系统容量50%所带来的影响。

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The format of the file is a simple list of the system databases, followed by a list of the data sources to use in the desired order, one service per line.

该文件的格式如下：首先是简单的系统数据库列表，后跟按照所需顺序排列的数据源列表，每行一个服务。

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Create a system in which one Web service can provide information based on the output of a second Web service.

创建一个系统，其中一个Web服务可以根据另一个Web服务的输出提供信息。

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The inability of the fee-for-service system to provide good preventive care is arguably one of the main reasons why the average American is no fitter than, and lives no longer than, people from European or Asian countries that spend far less on health care.

ECONOMIST: Your money or your life

Ministers are uneasy about the move on several fronts, some related to the degree of opposition within their own party, others to the strength of local feeling, including the Daily Post campaign, and the precedent of actively moving the service out of the Welsh health system and into the English one.

BBC: Over-rule on the cards on health?

On one section of the system, restoring even limited service has required workers to reach back in time, using a system to move trains that dates to the age of the telegraph.

WSJ: PATH's Road Back Is Rocky