On the voice mail side, systems that rely on message indexing often rely on date stamps to sort messages.

在声音邮件方面，那些依赖于报文索引的系统常常依赖于日期标志进行报文分类。

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Looking at this output, you can see that you received a Hello World statement from two threads with date stamps.

仔细观察输出结果，您可以看到从两个线程都输出了Hello world语句，并都带有日期戳。

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Comparing weather reports with date stamps can reveal whether a video or photograph really was taken on a particular date.

比较有日期的气象报道可以表明一段视频或者一张照片是否是在某一天照的。

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Furthermore, traffic camera footage of the fireball had precise time and date stamps.

BBC: Russia meteor's origin tracked down

Many observers have suggested defensive techniques that deploy TrueCrypt disk encryption with hidden volume partitions or PGP Whole Disk Encryption rendering the entire computer unbootable thereby making even file time and date stamps unavailable.

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