By practising thrift we can cut out a great deal of unnecessary expenditure.
通过节约我们可以省去大量不必要的开支。
And how long will it be before the FDA accepts the legal rights and input from the tobacco industry, which may well avoid unnecessary expenditure and time in court?
需要多长时间，FDA才能接受来自烟草业的是合法权益和投入？哪些是能够避免在法庭上浪费的开支和时间？
They will be concerned to cut back expenditure on unnecessary items.
他们将会考虑削减不必要的开销。
The quantitative analysis of the economic growth effect can help us avoid some unnecessary problems in the use of public health expenditure, and decide the proper scale of public health expenditure.
在本文的分析中，作者从总体上分析了我国公共卫生支出的规模和结构，并对我国公共卫生支出的技术效率和配置效率、公平效应、经济增长效应以及人力资本效应进行了系统分析。
The quantitative analysis of the economic growth effect can help us avoid some unnecessary problems in the use of public health expenditure, and decide the proper scale of public health expenditure.
在本文的分析中，作者从总体上分析了我国公共卫生支出的规模和结构，并对我国公共卫生支出的技术效率和配置效率、公平效应、经济增长效应以及人力资本效应进行了系统分析。
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