这四人在美联储以“四个火枪手”闻名：以伯南克为首，他下定决心，只要能避免大萧条的再次发生，愿做“一切必须做的”；

These “Four Musketeers”, as they became known at the Fed, include Mr Bernanke at the helm, determined to do “whatever it takes” to avoid a repeat of the Depression;

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今天我们做光磁学试验，找到你的同伴，分成四人一组。

We're doing chromatography lab today, so find your partners and break into groups of four.

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这样做要成为大狗在您的四人？

Do want to be the big dog in your foursome?

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