For example, you can collect performance data over a series of test cycle runs, keep the data for each run, and compare them later.

例如，可以在一系列测试周期内收集性能数据，保存每一周期的数据，并在以后对这些数据进行比较。

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Only later did they stop to consider how they would pay for the electricity and the fuel to keep them going.

直到后来，他们才停止这种行为，开始考虑他们如何才能付电费账单和燃油费，来使电视和摩托工作。

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This means you don't have to keep track of them separately for later reference, or send them to the receiving parties through some other transport mechanism.

这意味着您即便不将它们分别保存，也可以在后续引用这些数据；或者通过其他传输机制发送给接收方。

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In 1999 he led Bradford to the top flight for the first time in 77 years and managed to keep them up a year later.

BBC: Paul Jewell named as Ipswich Town manager