Check your clock; more importantly, look at the dates of files in your build tree, and other files on your system, and your clock.

检查系统时钟；更重要的是，要检查编译树中文件的日期、系统中其他文件的日期以及系统的时钟。

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In this example, we look at all the data objects referenced from the change summary tree and get the new data objects from there.

该例中，我们将考察变更摘要树中引用的所有数据对象，并从中获得新的数据对象。

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Finally, adding some hover text to the tree nodes and specifying the CSS style to be used in rendering them results in a tree control with a usable, consistent look and feel, as shown in Figure 4.

最后，为树节点添加一些悬停文本并指定呈现它们时使用的css样式，这将导致产生具有可用的一致外观的树控件，如图4中所示。

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We've talked about the peak experience I have spent a lot of time in New York City, and even in the small park down the way I can watch and look at a tree.

我们说过我在大峡谷,我常常去，But，we，almost…,纽约，即使在顺路的小公园里,我也可以观赏一棵树。

普林斯顿公开课 - 人性课程节选

No one would ever guess that Luka and Jovo, from the branches of the tree up which they had scrambled, had watched the tiger reel back in surprise and look around, puzzled.

NEWYORKER: The Tiger��s Wife