That could mean as soon as December 22nd, three days after Serbs, Montenegrins and Macedonians gain visa-free travel to most European countries for the first time since 1992.

这可能意指12月22日，在塞尔维亚，门的内哥罗的和马其顿自1992年以来首次赢得免签证游历大多数欧盟国家之后的第三天。

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So freedom is not totally free, it doesn't mean you can do whatever you want, but at the same time, you are not forced to do what we don't like.

所以，自由并不是完全不受约束，自由并不意味着你可以做任何你想做的事，但是同时，你也不会被迫做你不喜欢做的事。

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The vortex structures under some instances are analyzed. The difference with time-mean velocity field and free shear layer is discussed, and a reasonable description of the topological...

本文分析了各种情况下旋涡结构特点、讨论了与时均流场和自由剪切层的区别，还给出了二维后向台阶流的拓扑结构。

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If you are constantly checking your e-mail, this could mean you have too much free time on your hands and need to work on other tasks.

FORBES: 12 Tips For Increasing Productivity

But that could mean if one parent has more free time, the opposite-gender child could get the short end.

WSJ: Time With Mom and Dad: Making It Fair

In the mean time, Lookout is gaining a foothold as a free solution to the more common problem of lost and stolen phones.

FORBES: Smartphone Security Firm Lookout Raises Another $19.5 Million