前两个都打开了，但第三扇门紧闭着。

The first two swung open, but the third held fast.

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雅虎公司(Yahoo Inc .)周二说，虽然收入下滑了12%，但第三财季公司利润增长了两倍以上。

And Yahoo Inc. said Tuesday its profit more than tripled in the third quarter, despite a 12% fall in revenue.

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尽管三组老鼠摄入的食物大体相当而且活动范围也很相似，但第三组老鼠依然增长了更多的脂肪以及显示出更低的葡萄糖耐受不良率。

They also put on more fat and exhibited reducedtolerance of glucose, despite eating comparable amounts of food and movingaround just as much.

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And then linked to the glycerol instead of a third fatty acid chain is a water soluble molecule, like a salt.

但连到甘油上的第三个基团不是脂肪酸链,而是一种水溶性的分子,像盐一样

耶鲁公开课 - 生物医学工程探索课程节选

Well this third picture you can't probably see too much about but you probably recognize what it is, right?

第三张图可能你们没见过了,但你们能认出这是什么,对吧

耶鲁公开课 - 生物医学工程探索课程节选

And I know it is only the third quiz, but I like to keep the quiz number the same as the homework number.

我知道这只是第三次小测，但我喜欢将小测题数保持不变,就像家庭作业题一样。

麻省理工公开课 - 固态化学导论课程节选