求翻译：由于网上选课系统具有大量数据的存储和查询，可以信息完全的公开，而且还能做到公平公正，在操作中还能减少许多错误等优点。因此在当下的背景下，我们必须要充分利用现有网络资源，尽快的完善网上选课系统。是什么意思？

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Because online courses with a large amount of data storage and query information can be fully open, but also to ensure fairness in the operation, it could also reduce many of the error. It is therefore in the present context, we must make the most of existing network resources as soon as possible, a

Because on the net chooses the class system to have the mass data memory and the inquiry, may information complete public, moreover also can achieve fairly fair, also can reduce merits and so on many mistakes in the operation.因此在当下的背景下，我们必须要充分利用现有网络资源，尽快的完善网上选课系统。

Online course selection system with large amounts of data storage and query information public, but also to fairness and justice, also can reduce the number of errors in the operation, and so on. Therefore in the present context, we must make full use of existing network resources, improve online co

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