关于跑步和塑身的网站万万千千，我相信大家也都很好的利用了这些资源。
There are thousands of sites dedicated to running and general fitness and I am sure most of you have enjoyed browsing them too.
我们已经教过海洋动物在水下如何定位，也讲了它们如何辨别方向。这就引出了一个有趣的谜题，我相信大家对此都很感兴趣。
We have been talking about how sea animals find their way underwater, how they navigate, and this brings up an interesting puzzle, and one I'm sure you'll all enjoy.
这些“成功秘诀”，正如你所知道的，正是我现在努力的方向，我相信它们对于你们大家来说也同样适用。
These "success tips," as you know, are tips that I'm currently working on, and tips that I believe you should be working on as well.
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