那起了作用，但却产生了额外的代价，即部分多余的代码且需要花更多的时间处理数据。
That worked, but the cost was additional, partially redundant code and more time to process the data.
多余句子结构所需的过多的额外处理阻碍了对匿名类的使用。
All of the extra effort in wasted syntax discourages their use.
EPR依靠主动式水泵抽运以冷却反应堆，Areva发言人昨天对Technology Review记者称，设计有额外的备用发电机组以满足多余的需求。
While the EPR relies on active pumping to maintain reactor cooling, an Areva spokesman told Technology Review yesterday that it has extra backup generators for added redundancy.
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