Yale is well known for its secret societies, the most famous of which are the Skull and Bone Society, which boasts members such as George W. Bush and John Kerry, and the Scroll and Key Society.

耶鲁还以秘密社团闻名，最有名的是骷髅社团——有引以为荣的成员如乔治·布什和约翰·克里——以及轴匙社团。

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Most species have a broad skull, which is key to a voluminous mouth.

大部分种类的鲸有着宽阔的头骨，这是拥有一个巨型大嘴的关键所在。

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J. picks out human faces, locates key features and calculates the dimensions of a person's skull.

FORBES: Spotting Evil