Through XML, it reserves a port for system expansion.
通过可扩展描述性语言, 为今后系统扩展预留接口.
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This moment, what the bank system stressed more further is system expansion nature and information sharing.
此时, 银行系统更加重视系统扩展性和信息共享.
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Finally, they also have many limitations in the system expansion and promotion.
最后在系统扩展、升级方面亦存在许多局限性.
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