System clock on both the CECs should be set to same date/time.

两个 CEC 上的系统时钟应该是相同的日期/时间。

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The default time, which is retrieved from the system clock of the machine the code is running on, is used most of the time.

默认时间，即从运行代码的机器的系统时钟检索到的时间，在大部分情况下被使用。

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For example, you might want a system clock to always return the same time so that your test has repeatable results that you can verify.

例如，您可能希望系统时钟总是返回相同的时间以便测试能够有可验证的重复结果。

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It tests your system's BIOS, real-time clock and system clock, and more.

CNN: Top 10 Y2K fixes for your PC

With the Olympic clock ticking, Rio does not have the time to build an extensive new metro system, or for that matter, the money.

BBC: Rio 2016: The race is on to revamp Brazil's party city