在必要时,您必须确保每一层可以随着用户负载的增加而按一定的比例增长,并且每一层允许在故障转移时继续可用。
You must ensure that each layer can scale as user load increases, and that each layer allows for continuous availability with failover, if necessary.
提到具体手机可用性的人数占总人数的比例从2006年的2.9%上升到了这个冬季的6.4%。
The number of people citing the availability of a specific phone did increase from 2.9 percent in 2006 to 6.4 percent this winter.
因此,标记与值的比例非常高,这就意味着提取相对较小量的可用数据将需要很多的xml解析。
Hence, the ratio of markup to value is extremely high, which means that a lot of XML parsing may be required to extract a comparatively small amount of usable data.
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