Traditional view: Many scientists believe that man evolved from ancestors who walked with their knuckles-dragging. A new study has contested this theory.

传统的观点：不少科学家认为，人类是从用前肢握拳支撑身体行进的祖先进化而来的。

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GEOFFREY MILLER is a man with a theory that, if true, will change the way people think about themselves.

杰弗里·米勒(GEOFFREY MILLER)是有着一套理论的人，如果他的理论真实可信，那么它将改变常人对自我的看法。

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She considers herself an excellent matchmaker, with a well-tested compatibility theory of her own-that a man and a woman should look alike.

她觉得她自己是一个优秀的媒人，并有自己行之有效的兼容性理论——男人和女人要长得像。

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And Mr Jacques, with the theory it may have been a water supply for early man, believed there could be pristine and ancient archaeology waiting to be discovered.

BBC: Stonehenge occupied 5,000 years earlier than thought