To get more value out of this tutorial, it is helpful but not necessary if you are familiar with these methods and software.

为了从本教程中获得更多价值，熟悉以下这些方法和软件是有帮助的，但不是必要的。

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A potential drawback with these methods is that they can take a long time to execute and even longer to restore from, especially if recovering from tape media.

使用这些方法的一个潜在缺点是，它们需要花很长时间来执行，会花甚至更长的时间来还原，尤其是在从磁带媒体还原时。

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Obvious physical and biological meanings were generated in calculating climatic potentiality with these methods.

采用这两种方法计算的气候生产潜力有明显的物理意义和生物学意义。

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"These creative methods that people have come up with by using wireless technology will be able to be accessed by millions of people, whereas other technology using electricity and landlines would not have been that accessible."

VOA: special.2011.05.16

These are instances of a class, and associated with that class are a set of methods things that I can deal with.

但是Python的基本思想是相同的，这是一些一个类的实例,这个类关联了一个方法集,我可以做的一些操作。

麻省理工公开课 - 计算机科学及编程导论课程节选

But it took work for us to come up with these methods.

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Compared with these methods, closing iodine-rich boreholes has an elegant simplicity.

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Health care providers also have a role to play in ensuring that young people know all their options for family planning, and in providing patients with these methods, the report said.

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