The cost for storage and maintenance of a functional index can be high.
函数索引的存储和维护成本较高。
There are many functional analysis, high configuration of the computer for customer use.
有很多分析功能，适合电脑配置较高的客户使用。
There are many functional analysis, high configuration of the computer for customer use.
有很多分析功能，适合电脑配置较高的客户使用。
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