这种实验花销昂贵且可能会得到说服力差的科学价值，因为不同的物种对同种科研程序的反应经常是不同的。
It is expensive and can be of dubious scientific value, since different species often react differently to the same procedure.
维护费通常占一个程序年费的22%，已成为企业科研预算及软件销售收入的大部分来源。
Maintenance fees, usually 22% of a program's price per year, have become a bigger part of firms' technology budgets and of software vendors' income.
而且，通过使用计算机程序和录音教学，员工可以减少去教室的次数并有更多的时间从事大规模的科研活动，从而提高Xanadu的声誉。
Also, by using computer programs and taped lectures, faculty will have fewer classroom obligations and more time to engage in extensive research, thereby enhancing the reputation of Xanadu.
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